Home / 83,270.24-114,960.48-55,057.76

Finding the Fourth Proportional to 83,270.24, 114,960.48 and 55,057.76

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Solution

The fourth proportional to 83,270.24, 114,960.48 and 55,057.76 is: 76,011.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,270.24 : 114,960.48 = 55,057.76 : x
  2. Step 2: Convert to fraction form
    83,270.24/114,960.48 = 55,057.76/x
  3. Step 3: Cross multiply
    83,270.24x = 114,960.48 × 55,057.76
  4. Step 4: Simplify right side
    83,270.24x = 6,329,466,517.32
  5. Step 5: Solve for x
    x = 6,329,466,517.32/83,270.24
  6. Step 6: Final answer
    x = 76,011.15

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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.