Home / 82,685.52-123,954.44-30,057.93

Finding the Fourth Proportional to 82,685.52, 123,954.44 and 30,057.93

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Solution

The fourth proportional to 82,685.52, 123,954.44 and 30,057.93 is: 45,060.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,685.52 : 123,954.44 = 30,057.93 : x
  2. Step 2: Convert to fraction form
    82,685.52/123,954.44 = 30,057.93/x
  3. Step 3: Cross multiply
    82,685.52x = 123,954.44 × 30,057.93
  4. Step 4: Simplify right side
    82,685.52x = 3,725,813,730.42
  5. Step 5: Solve for x
    x = 3,725,813,730.42/82,685.52
  6. Step 6: Final answer
    x = 45,060.05

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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.