Home / 371,750.30-557,625.45-135,100.70

Finding the Fourth Proportional to 371,750.30, 557,625.45 and 135,100.70

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Solution

The fourth proportional to 371,750.30, 557,625.45 and 135,100.70 is: 202,651.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,750.30 : 557,625.45 = 135,100.70 : x
  2. Step 2: Convert to fraction form
    371,750.30/557,625.45 = 135,100.70/x
  3. Step 3: Cross multiply
    371,750.30x = 557,625.45 × 135,100.70
  4. Step 4: Simplify right side
    371,750.30x = 75,335,588,632.82
  5. Step 5: Solve for x
    x = 75,335,588,632.82/371,750.30
  6. Step 6: Final answer
    x = 202,651.05

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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.