Home / 112,325.28-155,005.92-62,023.20

Finding the Fourth Proportional to 112,325.28, 155,005.92 and 62,023.20

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Solution

The fourth proportional to 112,325.28, 155,005.92 and 62,023.20 is: 85,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,325.28 : 155,005.92 = 62,023.20 : x
  2. Step 2: Convert to fraction form
    112,325.28/155,005.92 = 62,023.20/x
  3. Step 3: Cross multiply
    112,325.28x = 155,005.92 × 62,023.20
  4. Step 4: Simplify right side
    112,325.28x = 9,613,963,177.34
  5. Step 5: Solve for x
    x = 9,613,963,177.34/112,325.28
  6. Step 6: Final answer
    x = 85,590.38

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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.