Home / 149,002.83-222,100.56-137,045.43

Finding the Fourth Proportional to 149,002.83, 222,100.56 and 137,045.43

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Solution

The fourth proportional to 149,002.83, 222,100.56 and 137,045.43 is: 204,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,002.83 : 222,100.56 = 137,045.43 : x
  2. Step 2: Convert to fraction form
    149,002.83/222,100.56 = 137,045.43/x
  3. Step 3: Cross multiply
    149,002.83x = 222,100.56 × 137,045.43
  4. Step 4: Simplify right side
    149,002.83x = 30,437,866,748.44
  5. Step 5: Solve for x
    x = 30,437,866,748.44/149,002.83
  6. Step 6: Final answer
    x = 204,277.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.