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Finding the Fourth Proportional to 169,239.32, 253,360.84 and 125,063.14

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Solution

The fourth proportional to 169,239.32, 253,360.84 and 125,063.14 is: 187,226.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,239.32 : 253,360.84 = 125,063.14 : x
  2. Step 2: Convert to fraction form
    169,239.32/253,360.84 = 125,063.14/x
  3. Step 3: Cross multiply
    169,239.32x = 253,360.84 × 125,063.14
  4. Step 4: Simplify right side
    169,239.32x = 31,686,102,203.44
  5. Step 5: Solve for x
    x = 31,686,102,203.44/169,239.32
  6. Step 6: Final answer
    x = 187,226.60

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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.