Home / 148,209.49-222,349.60-48,369.87

Finding the Fourth Proportional to 148,209.49, 222,349.60 and 48,369.87

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Solution

The fourth proportional to 148,209.49, 222,349.60 and 48,369.87 is: 72,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,209.49 : 222,349.60 = 48,369.87 : x
  2. Step 2: Convert to fraction form
    148,209.49/222,349.60 = 48,369.87/x
  3. Step 3: Cross multiply
    148,209.49x = 222,349.60 × 48,369.87
  4. Step 4: Simplify right side
    148,209.49x = 10,755,021,246.55
  5. Step 5: Solve for x
    x = 10,755,021,246.55/148,209.49
  6. Step 6: Final answer
    x = 72,566.35

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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.