Home / 96,139.46-132,675.13-53,121.73

Finding the Fourth Proportional to 96,139.46, 132,675.13 and 53,121.73

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Solution

The fourth proportional to 96,139.46, 132,675.13 and 53,121.73 is: 73,309.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,139.46 : 132,675.13 = 53,121.73 : x
  2. Step 2: Convert to fraction form
    96,139.46/132,675.13 = 53,121.73/x
  3. Step 3: Cross multiply
    96,139.46x = 132,675.13 × 53,121.73
  4. Step 4: Simplify right side
    96,139.46x = 7,047,932,433.57
  5. Step 5: Solve for x
    x = 7,047,932,433.57/96,139.46
  6. Step 6: Final answer
    x = 73,309.47

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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.