Home / 148,830.68-223,247.76-43,651.76

Finding the Fourth Proportional to 148,830.68, 223,247.76 and 43,651.76

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Solution

The fourth proportional to 148,830.68, 223,247.76 and 43,651.76 is: 65,478.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,830.68 : 223,247.76 = 43,651.76 : x
  2. Step 2: Convert to fraction form
    148,830.68/223,247.76 = 43,651.76/x
  3. Step 3: Cross multiply
    148,830.68x = 223,247.76 × 43,651.76
  4. Step 4: Simplify right side
    148,830.68x = 9,745,157,640.06
  5. Step 5: Solve for x
    x = 9,745,157,640.06/148,830.68
  6. Step 6: Final answer
    x = 65,478.15

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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.