Home / 83,818.28-115,660.14-48,004.76

Finding the Fourth Proportional to 83,818.28, 115,660.14 and 48,004.76

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Solution

The fourth proportional to 83,818.28, 115,660.14 and 48,004.76 is: 66,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,818.28 : 115,660.14 = 48,004.76 : x
  2. Step 2: Convert to fraction form
    83,818.28/115,660.14 = 48,004.76/x
  3. Step 3: Cross multiply
    83,818.28x = 115,660.14 × 48,004.76
  4. Step 4: Simplify right side
    83,818.28x = 5,552,237,371.40
  5. Step 5: Solve for x
    x = 5,552,237,371.40/83,818.28
  6. Step 6: Final answer
    x = 66,241.36

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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.