Home / 82,309.07-123,463.65-23,144.74

Finding the Fourth Proportional to 82,309.07, 123,463.65 and 23,144.74

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Solution

The fourth proportional to 82,309.07, 123,463.65 and 23,144.74 is: 34,717.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,309.07 : 123,463.65 = 23,144.74 : x
  2. Step 2: Convert to fraction form
    82,309.07/123,463.65 = 23,144.74/x
  3. Step 3: Cross multiply
    82,309.07x = 123,463.65 × 23,144.74
  4. Step 4: Simplify right side
    82,309.07x = 2,857,533,791.74
  5. Step 5: Solve for x
    x = 2,857,533,791.74/82,309.07
  6. Step 6: Final answer
    x = 34,717.12

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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.