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Finding the Fourth Proportional to 225,145.90, 337,384.64 and 125,168.56

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Solution

The fourth proportional to 225,145.90, 337,384.64 and 125,168.56 is: 187,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,145.90 : 337,384.64 = 125,168.56 : x
  2. Step 2: Convert to fraction form
    225,145.90/337,384.64 = 125,168.56/x
  3. Step 3: Cross multiply
    225,145.90x = 337,384.64 × 125,168.56
  4. Step 4: Simplify right side
    225,145.90x = 42,229,949,554.92
  5. Step 5: Solve for x
    x = 42,229,949,554.92/225,145.90
  6. Step 6: Final answer
    x = 187,567.04

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1.5x scale

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.