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Finding the Fourth Proportional to 98,582.55, 147,873.83 and 88,084.95

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Solution

The fourth proportional to 98,582.55, 147,873.83 and 88,084.95 is: 132,127.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,582.55 : 147,873.83 = 88,084.95 : x
  2. Step 2: Convert to fraction form
    98,582.55/147,873.83 = 88,084.95/x
  3. Step 3: Cross multiply
    98,582.55x = 147,873.83 × 88,084.95
  4. Step 4: Simplify right side
    98,582.55x = 13,025,458,481.43
  5. Step 5: Solve for x
    x = 13,025,458,481.43/98,582.55
  6. Step 6: Final answer
    x = 132,127.43

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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.