Home / 150,318.96-225,371.64-75,385.04

Finding the Fourth Proportional to 150,318.96, 225,371.64 and 75,385.04

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Solution

The fourth proportional to 150,318.96, 225,371.64 and 75,385.04 is: 113,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,318.96 : 225,371.64 = 75,385.04 : x
  2. Step 2: Convert to fraction form
    150,318.96/225,371.64 = 75,385.04/x
  3. Step 3: Cross multiply
    150,318.96x = 225,371.64 × 75,385.04
  4. Step 4: Simplify right side
    150,318.96x = 16,989,650,096.27
  5. Step 5: Solve for x
    x = 16,989,650,096.27/150,318.96
  6. Step 6: Final answer
    x = 113,024.00

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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.