Home / 82,246.50-123,381.53-25,325.23

Finding the Fourth Proportional to 82,246.50, 123,381.53 and 25,325.23

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Solution

The fourth proportional to 82,246.50, 123,381.53 and 25,325.23 is: 37,991.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,246.50 : 123,381.53 = 25,325.23 : x
  2. Step 2: Convert to fraction form
    82,246.50/123,381.53 = 25,325.23/x
  3. Step 3: Cross multiply
    82,246.50x = 123,381.53 × 25,325.23
  4. Step 4: Simplify right side
    82,246.50x = 3,124,665,842.54
  5. Step 5: Solve for x
    x = 3,124,665,842.54/82,246.50
  6. Step 6: Final answer
    x = 37,991.47

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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.