Home / 228,862.32-343,388.25-123,557.46

Finding the Fourth Proportional to 228,862.32, 343,388.25 and 123,557.46

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Solution

The fourth proportional to 228,862.32, 343,388.25 and 123,557.46 is: 185,387.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,862.32 : 343,388.25 = 123,557.46 : x
  2. Step 2: Convert to fraction form
    228,862.32/343,388.25 = 123,557.46/x
  3. Step 3: Cross multiply
    228,862.32x = 343,388.25 × 123,557.46
  4. Step 4: Simplify right side
    228,862.32x = 42,428,179,963.85
  5. Step 5: Solve for x
    x = 42,428,179,963.85/228,862.32
  6. Step 6: Final answer
    x = 185,387.35

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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.