Home / 223,854.38-335,557.20-103,995.60

Finding the Fourth Proportional to 223,854.38, 335,557.20 and 103,995.60

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Solution

The fourth proportional to 223,854.38, 335,557.20 and 103,995.60 is: 155,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,854.38 : 335,557.20 = 103,995.60 : x
  2. Step 2: Convert to fraction form
    223,854.38/335,557.20 = 103,995.60/x
  3. Step 3: Cross multiply
    223,854.38x = 335,557.20 × 103,995.60
  4. Step 4: Simplify right side
    223,854.38x = 34,896,472,348.32
  5. Step 5: Solve for x
    x = 34,896,472,348.32/223,854.38
  6. Step 6: Final answer
    x = 155,889.16

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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.