Home / 149,490.39-207,187.25-146,691.03

Finding the Fourth Proportional to 149,490.39, 207,187.25 and 146,691.03

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Solution

The fourth proportional to 149,490.39, 207,187.25 and 146,691.03 is: 203,307.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,490.39 : 207,187.25 = 146,691.03 : x
  2. Step 2: Convert to fraction form
    149,490.39/207,187.25 = 146,691.03/x
  3. Step 3: Cross multiply
    149,490.39x = 207,187.25 × 146,691.03
  4. Step 4: Simplify right side
    149,490.39x = 30,392,511,105.37
  5. Step 5: Solve for x
    x = 30,392,511,105.37/149,490.39
  6. Step 6: Final answer
    x = 203,307.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.