Home / 125,341.20-188,076.42-83,250.41

Finding the Fourth Proportional to 125,341.20, 188,076.42 and 83,250.41

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Solution

The fourth proportional to 125,341.20, 188,076.42 and 83,250.41 is: 124,918.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,341.20 : 188,076.42 = 83,250.41 : x
  2. Step 2: Convert to fraction form
    125,341.20/188,076.42 = 83,250.41/x
  3. Step 3: Cross multiply
    125,341.20x = 188,076.42 × 83,250.41
  4. Step 4: Simplify right side
    125,341.20x = 15,657,438,135.95
  5. Step 5: Solve for x
    x = 15,657,438,135.95/125,341.20
  6. Step 6: Final answer
    x = 124,918.53

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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.