Home / 148,565.35-222,454.36-89,319.52

Finding the Fourth Proportional to 148,565.35, 222,454.36 and 89,319.52

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Solution

The fourth proportional to 148,565.35, 222,454.36 and 89,319.52 is: 133,742.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,565.35 : 222,454.36 = 89,319.52 : x
  2. Step 2: Convert to fraction form
    148,565.35/222,454.36 = 89,319.52/x
  3. Step 3: Cross multiply
    148,565.35x = 222,454.36 × 89,319.52
  4. Step 4: Simplify right side
    148,565.35x = 19,869,516,657.11
  5. Step 5: Solve for x
    x = 19,869,516,657.11/148,565.35
  6. Step 6: Final answer
    x = 133,742.60

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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.