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Finding the Fourth Proportional to 60,508.68, 90,577.24 and 54,806.28

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Solution

The fourth proportional to 60,508.68, 90,577.24 and 54,806.28 is: 82,041.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,508.68 : 90,577.24 = 54,806.28 : x
  2. Step 2: Convert to fraction form
    60,508.68/90,577.24 = 54,806.28/x
  3. Step 3: Cross multiply
    60,508.68x = 90,577.24 × 54,806.28
  4. Step 4: Simplify right side
    60,508.68x = 4,964,201,577.07
  5. Step 5: Solve for x
    x = 4,964,201,577.07/60,508.68
  6. Step 6: Final answer
    x = 82,041.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.