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Finding the Fourth Proportional to 59,947.60, 89,851.36 and 45,108.84

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Solution

The fourth proportional to 59,947.60, 89,851.36 and 45,108.84 is: 67,610.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,947.60 : 89,851.36 = 45,108.84 : x
  2. Step 2: Convert to fraction form
    59,947.60/89,851.36 = 45,108.84/x
  3. Step 3: Cross multiply
    59,947.60x = 89,851.36 × 45,108.84
  4. Step 4: Simplify right side
    59,947.60x = 4,053,090,622.02
  5. Step 5: Solve for x
    x = 4,053,090,622.02/59,947.60
  6. Step 6: Final answer
    x = 67,610.56

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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.