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Finding the Fourth Proportional to 60,357, 83,292.66 and 33,861

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Solution

The fourth proportional to 60,357, 83,292.66 and 33,861 is: 46,728.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,357 : 83,292.66 = 33,861 : x
  2. Step 2: Convert to fraction form
    60,357/83,292.66 = 33,861/x
  3. Step 3: Cross multiply
    60,357x = 83,292.66 × 33,861
  4. Step 4: Simplify right side
    60,357x = 2,820,372,760.26
  5. Step 5: Solve for x
    x = 2,820,372,760.26/60,357
  6. Step 6: Final answer
    x = 46,728.18

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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.