Home / 148,912.72-223,372.68-43,731.52

Finding the Fourth Proportional to 148,912.72, 223,372.68 and 43,731.52

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Solution

The fourth proportional to 148,912.72, 223,372.68 and 43,731.52 is: 65,598.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,912.72 : 223,372.68 = 43,731.52 : x
  2. Step 2: Convert to fraction form
    148,912.72/223,372.68 = 43,731.52/x
  3. Step 3: Cross multiply
    148,912.72x = 223,372.68 × 43,731.52
  4. Step 4: Simplify right side
    148,912.72x = 9,768,426,822.87
  5. Step 5: Solve for x
    x = 9,768,426,822.87/148,912.72
  6. Step 6: Final answer
    x = 65,598.34

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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.