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Finding the Fourth Proportional to 60,753.33, 83,838.80 and 33,898.79

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Solution

The fourth proportional to 60,753.33, 83,838.80 and 33,898.79 is: 46,779.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,753.33 : 83,838.80 = 33,898.79 : x
  2. Step 2: Convert to fraction form
    60,753.33/83,838.80 = 33,898.79/x
  3. Step 3: Cross multiply
    60,753.33x = 83,838.80 × 33,898.79
  4. Step 4: Simplify right side
    60,753.33x = 2,842,033,286.36
  5. Step 5: Solve for x
    x = 2,842,033,286.36/60,753.33
  6. Step 6: Final answer
    x = 46,779.88

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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.