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Finding the Fourth Proportional to 88,608, 132,951.15 and 46,478.01

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Solution

The fourth proportional to 88,608, 132,951.15 and 46,478.01 is: 69,737.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,608 : 132,951.15 = 46,478.01 : x
  2. Step 2: Convert to fraction form
    88,608/132,951.15 = 46,478.01/x
  3. Step 3: Cross multiply
    88,608x = 132,951.15 × 46,478.01
  4. Step 4: Simplify right side
    88,608x = 6,179,304,879.21
  5. Step 5: Solve for x
    x = 6,179,304,879.21/88,608
  6. Step 6: Final answer
    x = 69,737.55

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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.