Home / 112,022.47-154,590.15-61,035.04

Finding the Fourth Proportional to 112,022.47, 154,590.15 and 61,035.04

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Solution

The fourth proportional to 112,022.47, 154,590.15 and 61,035.04 is: 84,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,022.47 : 154,590.15 = 61,035.04 : x
  2. Step 2: Convert to fraction form
    112,022.47/154,590.15 = 61,035.04/x
  3. Step 3: Cross multiply
    112,022.47x = 154,590.15 × 61,035.04
  4. Step 4: Simplify right side
    112,022.47x = 9,435,415,988.86
  5. Step 5: Solve for x
    x = 9,435,415,988.86/112,022.47
  6. Step 6: Final answer
    x = 84,227.89

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1.5x scale

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.