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Finding the Fourth Proportional to 60,548, 83,561.36 and 34,057.12

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Solution

The fourth proportional to 60,548, 83,561.36 and 34,057.12 is: 47,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,548 : 83,561.36 = 34,057.12 : x
  2. Step 2: Convert to fraction form
    60,548/83,561.36 = 34,057.12/x
  3. Step 3: Cross multiply
    60,548x = 83,561.36 × 34,057.12
  4. Step 4: Simplify right side
    60,548x = 2,845,859,264.88
  5. Step 5: Solve for x
    x = 2,845,859,264.88/60,548
  6. Step 6: Final answer
    x = 47,001.71

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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.