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Finding the Fourth Proportional to 157,596.92, 236,360.76 and 45,252.08

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Solution

The fourth proportional to 157,596.92, 236,360.76 and 45,252.08 is: 67,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,596.92 : 236,360.76 = 45,252.08 : x
  2. Step 2: Convert to fraction form
    157,596.92/236,360.76 = 45,252.08/x
  3. Step 3: Cross multiply
    157,596.92x = 236,360.76 × 45,252.08
  4. Step 4: Simplify right side
    157,596.92x = 10,695,816,020.38
  5. Step 5: Solve for x
    x = 10,695,816,020.38/157,596.92
  6. Step 6: Final answer
    x = 67,868.18

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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.