Home / 89,400.35-134,089.89-29,413.95

Finding the Fourth Proportional to 89,400.35, 134,089.89 and 29,413.95

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Solution

The fourth proportional to 89,400.35, 134,089.89 and 29,413.95 is: 44,117.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,400.35 : 134,089.89 = 29,413.95 : x
  2. Step 2: Convert to fraction form
    89,400.35/134,089.89 = 29,413.95/x
  3. Step 3: Cross multiply
    89,400.35x = 134,089.89 × 29,413.95
  4. Step 4: Simplify right side
    89,400.35x = 3,944,113,319.97
  5. Step 5: Solve for x
    x = 3,944,113,319.97/89,400.35
  6. Step 6: Final answer
    x = 44,117.43

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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.