Home / 82,236.47-123,370.28-26,090.71

Finding the Fourth Proportional to 82,236.47, 123,370.28 and 26,090.71

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Solution

The fourth proportional to 82,236.47, 123,370.28 and 26,090.71 is: 39,141.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,236.47 : 123,370.28 = 26,090.71 : x
  2. Step 2: Convert to fraction form
    82,236.47/123,370.28 = 26,090.71/x
  3. Step 3: Cross multiply
    82,236.47x = 123,370.28 × 26,090.71
  4. Step 4: Simplify right side
    82,236.47x = 3,218,817,857.06
  5. Step 5: Solve for x
    x = 3,218,817,857.06/82,236.47
  6. Step 6: Final answer
    x = 39,141.00

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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.