Home / 83,650.15-125,364.46-61,359.15

Finding the Fourth Proportional to 83,650.15, 125,364.46 and 61,359.15

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Solution

The fourth proportional to 83,650.15, 125,364.46 and 61,359.15 is: 91,957.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,650.15 : 125,364.46 = 61,359.15 : x
  2. Step 2: Convert to fraction form
    83,650.15/125,364.46 = 61,359.15/x
  3. Step 3: Cross multiply
    83,650.15x = 125,364.46 × 61,359.15
  4. Step 4: Simplify right side
    83,650.15x = 7,692,256,705.81
  5. Step 5: Solve for x
    x = 7,692,256,705.81/83,650.15
  6. Step 6: Final answer
    x = 91,957.48

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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.