Home / 114,726.30-172,089.45-35,840.61

Finding the Fourth Proportional to 114,726.30, 172,089.45 and 35,840.61

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Solution

The fourth proportional to 114,726.30, 172,089.45 and 35,840.61 is: 53,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,726.30 : 172,089.45 = 35,840.61 : x
  2. Step 2: Convert to fraction form
    114,726.30/172,089.45 = 35,840.61/x
  3. Step 3: Cross multiply
    114,726.30x = 172,089.45 × 35,840.61
  4. Step 4: Simplify right side
    114,726.30x = 6,167,790,862.56
  5. Step 5: Solve for x
    x = 6,167,790,862.56/114,726.30
  6. Step 6: Final answer
    x = 53,760.92

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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.