Home / 149,864.10-224,882.55-56,436.90

Finding the Fourth Proportional to 149,864.10, 224,882.55 and 56,436.90

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Solution

The fourth proportional to 149,864.10, 224,882.55 and 56,436.90 is: 84,687.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,864.10 : 224,882.55 = 56,436.90 : x
  2. Step 2: Convert to fraction form
    149,864.10/224,882.55 = 56,436.90/x
  3. Step 3: Cross multiply
    149,864.10x = 224,882.55 × 56,436.90
  4. Step 4: Simplify right side
    149,864.10x = 12,691,673,986.10
  5. Step 5: Solve for x
    x = 12,691,673,986.10/149,864.10
  6. Step 6: Final answer
    x = 84,687.89

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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.