Home / 82,726.11-114,188.00-48,732.30

Finding the Fourth Proportional to 82,726.11, 114,188.00 and 48,732.30

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Solution

The fourth proportional to 82,726.11, 114,188.00 and 48,732.30 is: 67,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,726.11 : 114,188.00 = 48,732.30 : x
  2. Step 2: Convert to fraction form
    82,726.11/114,188.00 = 48,732.30/x
  3. Step 3: Cross multiply
    82,726.11x = 114,188.00 × 48,732.30
  4. Step 4: Simplify right side
    82,726.11x = 5,564,643,628.74
  5. Step 5: Solve for x
    x = 5,564,643,628.74/82,726.11
  6. Step 6: Final answer
    x = 67,265.87

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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.