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Finding the Fourth Proportional to 61,767.92, 85,239.73 and 33,473.61

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Solution

The fourth proportional to 61,767.92, 85,239.73 and 33,473.61 is: 46,193.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,767.92 : 85,239.73 = 33,473.61 : x
  2. Step 2: Convert to fraction form
    61,767.92/85,239.73 = 33,473.61/x
  3. Step 3: Cross multiply
    61,767.92x = 85,239.73 × 33,473.61
  4. Step 4: Simplify right side
    61,767.92x = 2,853,281,332.08
  5. Step 5: Solve for x
    x = 2,853,281,332.08/61,767.92
  6. Step 6: Final answer
    x = 46,193.58

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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.