Home / 88,413.12-132,631.92-29,255.04

Finding the Fourth Proportional to 88,413.12, 132,631.92 and 29,255.04

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Solution

The fourth proportional to 88,413.12, 132,631.92 and 29,255.04 is: 43,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,413.12 : 132,631.92 = 29,255.04 : x
  2. Step 2: Convert to fraction form
    88,413.12/132,631.92 = 29,255.04/x
  3. Step 3: Cross multiply
    88,413.12x = 132,631.92 × 29,255.04
  4. Step 4: Simplify right side
    88,413.12x = 3,880,152,124.88
  5. Step 5: Solve for x
    x = 3,880,152,124.88/88,413.12
  6. Step 6: Final answer
    x = 43,886.61

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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.