Home / 61,421.38-91,498.19-59,562.88

Finding the Fourth Proportional to 61,421.38, 91,498.19 and 59,562.88

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Solution

The fourth proportional to 61,421.38, 91,498.19 and 59,562.88 is: 88,729.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,421.38 : 91,498.19 = 59,562.88 : x
  2. Step 2: Convert to fraction form
    61,421.38/91,498.19 = 59,562.88/x
  3. Step 3: Cross multiply
    61,421.38x = 91,498.19 × 59,562.88
  4. Step 4: Simplify right side
    61,421.38x = 5,449,895,711.19
  5. Step 5: Solve for x
    x = 5,449,895,711.19/61,421.38
  6. Step 6: Final answer
    x = 88,729.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.