Home / 148,946.30-223,419.45-89,963.90

Finding the Fourth Proportional to 148,946.30, 223,419.45 and 89,963.90

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Solution

The fourth proportional to 148,946.30, 223,419.45 and 89,963.90 is: 134,945.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,946.30 : 223,419.45 = 89,963.90 : x
  2. Step 2: Convert to fraction form
    148,946.30/223,419.45 = 89,963.90/x
  3. Step 3: Cross multiply
    148,946.30x = 223,419.45 × 89,963.90
  4. Step 4: Simplify right side
    148,946.30x = 20,099,685,057.86
  5. Step 5: Solve for x
    x = 20,099,685,057.86/148,946.30
  6. Step 6: Final answer
    x = 134,945.85

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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.