Home / 61,761.24-85,235.50-34,909.36

Finding the Fourth Proportional to 61,761.24, 85,235.50 and 34,909.36

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Solution

The fourth proportional to 61,761.24, 85,235.50 and 34,909.36 is: 48,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,761.24 : 85,235.50 = 34,909.36 : x
  2. Step 2: Convert to fraction form
    61,761.24/85,235.50 = 34,909.36/x
  3. Step 3: Cross multiply
    61,761.24x = 85,235.50 × 34,909.36
  4. Step 4: Simplify right side
    61,761.24x = 2,975,516,754.28
  5. Step 5: Solve for x
    x = 2,975,516,754.28/61,761.24
  6. Step 6: Final answer
    x = 48,177.74

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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.