Home / 149,382.88-224,096.16-54,617.68

Finding the Fourth Proportional to 149,382.88, 224,096.16 and 54,617.68

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Solution

The fourth proportional to 149,382.88, 224,096.16 and 54,617.68 is: 81,934.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,382.88 : 224,096.16 = 54,617.68 : x
  2. Step 2: Convert to fraction form
    149,382.88/224,096.16 = 54,617.68/x
  3. Step 3: Cross multiply
    149,382.88x = 224,096.16 × 54,617.68
  4. Step 4: Simplify right side
    149,382.88x = 12,239,612,356.11
  5. Step 5: Solve for x
    x = 12,239,612,356.11/149,382.88
  6. Step 6: Final answer
    x = 81,934.51

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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.