Home / 202,947.40-280,034.66-127,442.44

Finding the Fourth Proportional to 202,947.40, 280,034.66 and 127,442.44

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Solution

The fourth proportional to 202,947.40, 280,034.66 and 127,442.44 is: 175,850.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,947.40 : 280,034.66 = 127,442.44 : x
  2. Step 2: Convert to fraction form
    202,947.40/280,034.66 = 127,442.44/x
  3. Step 3: Cross multiply
    202,947.40x = 280,034.66 × 127,442.44
  4. Step 4: Simplify right side
    202,947.40x = 35,688,300,354.97
  5. Step 5: Solve for x
    x = 35,688,300,354.97/202,947.40
  6. Step 6: Final answer
    x = 175,850.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.