Home / 148,335.06-222,516.26-48,495.78

Finding the Fourth Proportional to 148,335.06, 222,516.26 and 48,495.78

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Solution

The fourth proportional to 148,335.06, 222,516.26 and 48,495.78 is: 72,748.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,335.06 : 222,516.26 = 48,495.78 : x
  2. Step 2: Convert to fraction form
    148,335.06/222,516.26 = 48,495.78/x
  3. Step 3: Cross multiply
    148,335.06x = 222,516.26 × 48,495.78
  4. Step 4: Simplify right side
    148,335.06x = 10,791,099,591.38
  5. Step 5: Solve for x
    x = 10,791,099,591.38/148,335.06
  6. Step 6: Final answer
    x = 72,748.14

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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.