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Finding the Fourth Proportional to 60,135.43, 90,104.64 and 32,025.64

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Solution

The fourth proportional to 60,135.43, 90,104.64 and 32,025.64 is: 47,986.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,135.43 : 90,104.64 = 32,025.64 : x
  2. Step 2: Convert to fraction form
    60,135.43/90,104.64 = 32,025.64/x
  3. Step 3: Cross multiply
    60,135.43x = 90,104.64 × 32,025.64
  4. Step 4: Simplify right side
    60,135.43x = 2,885,658,762.97
  5. Step 5: Solve for x
    x = 2,885,658,762.97/60,135.43
  6. Step 6: Final answer
    x = 47,986.00

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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.