Home / 149,554.20-224,331.30-143,649.30

Finding the Fourth Proportional to 149,554.20, 224,331.30 and 143,649.30

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Solution

The fourth proportional to 149,554.20, 224,331.30 and 143,649.30 is: 215,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,554.20 : 224,331.30 = 143,649.30 : x
  2. Step 2: Convert to fraction form
    149,554.20/224,331.30 = 143,649.30/x
  3. Step 3: Cross multiply
    149,554.20x = 224,331.30 × 143,649.30
  4. Step 4: Simplify right side
    149,554.20x = 32,225,034,213.09
  5. Step 5: Solve for x
    x = 32,225,034,213.09/149,554.20
  6. Step 6: Final answer
    x = 215,473.95

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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.