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Finding the Fourth Proportional to 60,842.92, 83,963.28 and 33,985.39

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Solution

The fourth proportional to 60,842.92, 83,963.28 and 33,985.39 is: 46,899.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,842.92 : 83,963.28 = 33,985.39 : x
  2. Step 2: Convert to fraction form
    60,842.92/83,963.28 = 33,985.39/x
  3. Step 3: Cross multiply
    60,842.92x = 83,963.28 × 33,985.39
  4. Step 4: Simplify right side
    60,842.92x = 2,853,524,816.48
  5. Step 5: Solve for x
    x = 2,853,524,816.48/60,842.92
  6. Step 6: Final answer
    x = 46,899.87

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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.