Home / 83,876.10-125,814.15-46,551.30

Finding the Fourth Proportional to 83,876.10, 125,814.15 and 46,551.30

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Solution

The fourth proportional to 83,876.10, 125,814.15 and 46,551.30 is: 69,826.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,876.10 : 125,814.15 = 46,551.30 : x
  2. Step 2: Convert to fraction form
    83,876.10/125,814.15 = 46,551.30/x
  3. Step 3: Cross multiply
    83,876.10x = 125,814.15 × 46,551.30
  4. Step 4: Simplify right side
    83,876.10x = 5,856,812,240.90
  5. Step 5: Solve for x
    x = 5,856,812,240.90/83,876.10
  6. Step 6: Final answer
    x = 69,826.95

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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.