Home / 148,597.20-222,766.20-89,456.40

Finding the Fourth Proportional to 148,597.20, 222,766.20 and 89,456.40

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Solution

The fourth proportional to 148,597.20, 222,766.20 and 89,456.40 is: 134,106.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,597.20 : 222,766.20 = 89,456.40 : x
  2. Step 2: Convert to fraction form
    148,597.20/222,766.20 = 89,456.40/x
  3. Step 3: Cross multiply
    148,597.20x = 222,766.20 × 89,456.40
  4. Step 4: Simplify right side
    148,597.20x = 19,927,862,293.68
  5. Step 5: Solve for x
    x = 19,927,862,293.68/148,597.20
  6. Step 6: Final answer
    x = 134,106.58

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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.