Home / 83,947.52-115,843.70-45,706.95

Finding the Fourth Proportional to 83,947.52, 115,843.70 and 45,706.95

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Solution

The fourth proportional to 83,947.52, 115,843.70 and 45,706.95 is: 63,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,947.52 : 115,843.70 = 45,706.95 : x
  2. Step 2: Convert to fraction form
    83,947.52/115,843.70 = 45,706.95/x
  3. Step 3: Cross multiply
    83,947.52x = 115,843.70 × 45,706.95
  4. Step 4: Simplify right side
    83,947.52x = 5,294,862,317.98
  5. Step 5: Solve for x
    x = 5,294,862,317.98/83,947.52
  6. Step 6: Final answer
    x = 63,073.48

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1.5x scale

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.