Home / 112,223,725.74-154,975,693.77-106,109,827.79

Finding the Fourth Proportional to 112,223,725.74, 154,975,693.77 and 106,109,827.79

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Solution

The fourth proportional to 112,223,725.74, 154,975,693.77 and 106,109,827.79 is: 146,532,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,223,725.74 : 154,975,693.77 = 106,109,827.79 : x
  2. Step 2: Convert to fraction form
    112,223,725.74/154,975,693.77 = 106,109,827.79/x
  3. Step 3: Cross multiply
    112,223,725.74x = 154,975,693.77 × 106,109,827.79
  4. Step 4: Simplify right side
    112,223,725.74x = 16,444,444,176,795,598
  5. Step 5: Solve for x
    x = 16,444,444,176,795,598/112,223,725.74
  6. Step 6: Final answer
    x = 146,532,687.88

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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.