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Finding the Fourth Proportional to 169,240.32, 253,362.34 and 125,064.16

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Solution

The fourth proportional to 169,240.32, 253,362.34 and 125,064.16 is: 187,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,240.32 : 253,362.34 = 125,064.16 : x
  2. Step 2: Convert to fraction form
    169,240.32/253,362.34 = 125,064.16/x
  3. Step 3: Cross multiply
    169,240.32x = 253,362.34 × 125,064.16
  4. Step 4: Simplify right side
    169,240.32x = 31,686,548,227.73
  5. Step 5: Solve for x
    x = 31,686,548,227.73/169,240.32
  6. Step 6: Final answer
    x = 187,228.13

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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.