Home / 99,324.72-149,058.24-36,144.72

Finding the Fourth Proportional to 99,324.72, 149,058.24 and 36,144.72

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Solution

The fourth proportional to 99,324.72, 149,058.24 and 36,144.72 is: 54,242.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,324.72 : 149,058.24 = 36,144.72 : x
  2. Step 2: Convert to fraction form
    99,324.72/149,058.24 = 36,144.72/x
  3. Step 3: Cross multiply
    99,324.72x = 149,058.24 × 36,144.72
  4. Step 4: Simplify right side
    99,324.72x = 5,387,668,348.49
  5. Step 5: Solve for x
    x = 5,387,668,348.49/99,324.72
  6. Step 6: Final answer
    x = 54,242.98

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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.