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Finding the Fourth Proportional to 60,410.97, 90,646.16 and 27,154.53

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Solution

The fourth proportional to 60,410.97, 90,646.16 and 27,154.53 is: 40,745.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,410.97 : 90,646.16 = 27,154.53 : x
  2. Step 2: Convert to fraction form
    60,410.97/90,646.16 = 27,154.53/x
  3. Step 3: Cross multiply
    60,410.97x = 90,646.16 × 27,154.53
  4. Step 4: Simplify right side
    60,410.97x = 2,461,453,735.33
  5. Step 5: Solve for x
    x = 2,461,453,735.33/60,410.97
  6. Step 6: Final answer
    x = 40,745.15

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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.