Home / 157,946.76-217,825.38-131,046.66

Finding the Fourth Proportional to 157,946.76, 217,825.38 and 131,046.66

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Solution

The fourth proportional to 157,946.76, 217,825.38 and 131,046.66 is: 180,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,946.76 : 217,825.38 = 131,046.66 : x
  2. Step 2: Convert to fraction form
    157,946.76/217,825.38 = 131,046.66/x
  3. Step 3: Cross multiply
    157,946.76x = 217,825.38 × 131,046.66
  4. Step 4: Simplify right side
    157,946.76x = 28,545,288,512.23
  5. Step 5: Solve for x
    x = 28,545,288,512.23/157,946.76
  6. Step 6: Final answer
    x = 180,727.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.