Home / 83,858.85-115,726.17-48,048.14

Finding the Fourth Proportional to 83,858.85, 115,726.17 and 48,048.14

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Solution

The fourth proportional to 83,858.85, 115,726.17 and 48,048.14 is: 66,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,858.85 : 115,726.17 = 48,048.14 : x
  2. Step 2: Convert to fraction form
    83,858.85/115,726.17 = 48,048.14/x
  3. Step 3: Cross multiply
    83,858.85x = 115,726.17 × 48,048.14
  4. Step 4: Simplify right side
    83,858.85x = 5,560,426,639.19
  5. Step 5: Solve for x
    x = 5,560,426,639.19/83,858.85
  6. Step 6: Final answer
    x = 66,306.97

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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.