Home / 112,223,926.12-154,975,977.12-106,110,036.40

Finding the Fourth Proportional to 112,223,926.12, 154,975,977.12 and 106,110,036.40

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Solution

The fourth proportional to 112,223,926.12, 154,975,977.12 and 106,110,036.40 is: 146,532,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,223,926.12 : 154,975,977.12 = 106,110,036.40 : x
  2. Step 2: Convert to fraction form
    112,223,926.12/154,975,977.12 = 106,110,036.40/x
  3. Step 3: Cross multiply
    112,223,926.12x = 154,975,977.12 × 106,110,036.40
  4. Step 4: Simplify right side
    112,223,926.12x = 16,444,506,573,328,768
  5. Step 5: Solve for x
    x = 16,444,506,573,328,768/112,223,926.12
  6. Step 6: Final answer
    x = 146,532,982.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.