Home / 82,005.90-122,931.45-44,510.70

Finding the Fourth Proportional to 82,005.90, 122,931.45 and 44,510.70

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Solution

The fourth proportional to 82,005.90, 122,931.45 and 44,510.70 is: 66,724.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,005.90 : 122,931.45 = 44,510.70 : x
  2. Step 2: Convert to fraction form
    82,005.90/122,931.45 = 44,510.70/x
  3. Step 3: Cross multiply
    82,005.90x = 122,931.45 × 44,510.70
  4. Step 4: Simplify right side
    82,005.90x = 5,471,764,891.52
  5. Step 5: Solve for x
    x = 5,471,764,891.52/82,005.90
  6. Step 6: Final answer
    x = 66,724.04

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1.5x scale

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.