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Finding the Fourth Proportional to 169,803.96, 254,476.17 and 64,565.52

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Solution

The fourth proportional to 169,803.96, 254,476.17 and 64,565.52 is: 96,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,803.96 : 254,476.17 = 64,565.52 : x
  2. Step 2: Convert to fraction form
    169,803.96/254,476.17 = 64,565.52/x
  3. Step 3: Cross multiply
    169,803.96x = 254,476.17 × 64,565.52
  4. Step 4: Simplify right side
    169,803.96x = 16,430,386,243.66
  5. Step 5: Solve for x
    x = 16,430,386,243.66/169,803.96
  6. Step 6: Final answer
    x = 96,760.91

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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.