Home / 272,900.00-409,350.02-83,352.71

Finding the Fourth Proportional to 272,900.00, 409,350.02 and 83,352.71

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Solution

The fourth proportional to 272,900.00, 409,350.02 and 83,352.71 is: 125,029.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,900.00 : 409,350.02 = 83,352.71 : x
  2. Step 2: Convert to fraction form
    272,900.00/409,350.02 = 83,352.71/x
  3. Step 3: Cross multiply
    272,900.00x = 409,350.02 × 83,352.71
  4. Step 4: Simplify right side
    272,900.00x = 34,120,431,042.04
  5. Step 5: Solve for x
    x = 34,120,431,042.04/272,900.00
  6. Step 6: Final answer
    x = 125,029.06

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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.