Home / 282,200.22-423,201.92-124,342.56

Finding the Fourth Proportional to 282,200.22, 423,201.92 and 124,342.56

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Solution

The fourth proportional to 282,200.22, 423,201.92 and 124,342.56 is: 186,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,200.22 : 423,201.92 = 124,342.56 : x
  2. Step 2: Convert to fraction form
    282,200.22/423,201.92 = 124,342.56/x
  3. Step 3: Cross multiply
    282,200.22x = 423,201.92 × 124,342.56
  4. Step 4: Simplify right side
    282,200.22x = 52,622,009,508.00
  5. Step 5: Solve for x
    x = 52,622,009,508.00/282,200.22
  6. Step 6: Final answer
    x = 186,470.48

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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.