Home / 82,280.30-123,335.40-44,761.10

Finding the Fourth Proportional to 82,280.30, 123,335.40 and 44,761.10

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Solution

The fourth proportional to 82,280.30, 123,335.40 and 44,761.10 is: 67,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,280.30 : 123,335.40 = 44,761.10 : x
  2. Step 2: Convert to fraction form
    82,280.30/123,335.40 = 44,761.10/x
  3. Step 3: Cross multiply
    82,280.30x = 123,335.40 × 44,761.10
  4. Step 4: Simplify right side
    82,280.30x = 5,520,628,172.94
  5. Step 5: Solve for x
    x = 5,520,628,172.94/82,280.30
  6. Step 6: Final answer
    x = 67,095.38

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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.