Home / 82,135.32-123,184.14-22,975.18

Finding the Fourth Proportional to 82,135.32, 123,184.14 and 22,975.18

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Solution

The fourth proportional to 82,135.32, 123,184.14 and 22,975.18 is: 34,457.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,135.32 : 123,184.14 = 22,975.18 : x
  2. Step 2: Convert to fraction form
    82,135.32/123,184.14 = 22,975.18/x
  3. Step 3: Cross multiply
    82,135.32x = 123,184.14 × 22,975.18
  4. Step 4: Simplify right side
    82,135.32x = 2,830,177,789.65
  5. Step 5: Solve for x
    x = 2,830,177,789.65/82,135.32
  6. Step 6: Final answer
    x = 34,457.50

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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.