Home / 142,240.29-213,360.33-42,397.92

Finding the Fourth Proportional to 142,240.29, 213,360.33 and 42,397.92

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Solution

The fourth proportional to 142,240.29, 213,360.33 and 42,397.92 is: 63,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,240.29 : 213,360.33 = 42,397.92 : x
  2. Step 2: Convert to fraction form
    142,240.29/213,360.33 = 42,397.92/x
  3. Step 3: Cross multiply
    142,240.29x = 213,360.33 × 42,397.92
  4. Step 4: Simplify right side
    142,240.29x = 9,046,034,202.51
  5. Step 5: Solve for x
    x = 9,046,034,202.51/142,240.29
  6. Step 6: Final answer
    x = 63,596.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.