Home / 82,751.72-124,147.02-23,588.24

Finding the Fourth Proportional to 82,751.72, 124,147.02 and 23,588.24

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Solution

The fourth proportional to 82,751.72, 124,147.02 and 23,588.24 is: 35,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,751.72 : 124,147.02 = 23,588.24 : x
  2. Step 2: Convert to fraction form
    82,751.72/124,147.02 = 23,588.24/x
  3. Step 3: Cross multiply
    82,751.72x = 124,147.02 × 23,588.24
  4. Step 4: Simplify right side
    82,751.72x = 2,928,409,703.04
  5. Step 5: Solve for x
    x = 2,928,409,703.04/82,751.72
  6. Step 6: Final answer
    x = 35,387.90

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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.