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Finding the Fourth Proportional to 61,726.82, 85,182.85 and 33,432.42

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Solution

The fourth proportional to 61,726.82, 85,182.85 and 33,432.42 is: 46,136.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,726.82 : 85,182.85 = 33,432.42 : x
  2. Step 2: Convert to fraction form
    61,726.82/85,182.85 = 33,432.42/x
  3. Step 3: Cross multiply
    61,726.82x = 85,182.85 × 33,432.42
  4. Step 4: Simplify right side
    61,726.82x = 2,847,868,818.00
  5. Step 5: Solve for x
    x = 2,847,868,818.00/61,726.82
  6. Step 6: Final answer
    x = 46,136.65

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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.