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Finding the Fourth Proportional to 150,232.79, 225,025.20 and 141,400.04

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Solution

The fourth proportional to 150,232.79, 225,025.20 and 141,400.04 is: 211,795.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,232.79 : 225,025.20 = 141,400.04 : x
  2. Step 2: Convert to fraction form
    150,232.79/225,025.20 = 141,400.04/x
  3. Step 3: Cross multiply
    150,232.79x = 225,025.20 × 141,400.04
  4. Step 4: Simplify right side
    150,232.79x = 31,818,571,155.88
  5. Step 5: Solve for x
    x = 31,818,571,155.88/150,232.79
  6. Step 6: Final answer
    x = 211,795.11

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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.