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Finding the Fourth Proportional to 88,393.68, 132,485.09 and 61,594.52

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Solution

The fourth proportional to 88,393.68, 132,485.09 and 61,594.52 is: 92,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,393.68 : 132,485.09 = 61,594.52 : x
  2. Step 2: Convert to fraction form
    88,393.68/132,485.09 = 61,594.52/x
  3. Step 3: Cross multiply
    88,393.68x = 132,485.09 × 61,594.52
  4. Step 4: Simplify right side
    88,393.68x = 8,160,354,555.31
  5. Step 5: Solve for x
    x = 8,160,354,555.31/88,393.68
  6. Step 6: Final answer
    x = 92,318.30

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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.