Home / 270,050.96-372,663.12-149,172.76

Finding the Fourth Proportional to 270,050.96, 372,663.12 and 149,172.76

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Solution

The fourth proportional to 270,050.96, 372,663.12 and 149,172.76 is: 205,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,050.96 : 372,663.12 = 149,172.76 : x
  2. Step 2: Convert to fraction form
    270,050.96/372,663.12 = 149,172.76/x
  3. Step 3: Cross multiply
    270,050.96x = 372,663.12 × 149,172.76
  4. Step 4: Simplify right side
    270,050.96x = 55,591,186,160.61
  5. Step 5: Solve for x
    x = 55,591,186,160.61/270,050.96
  6. Step 6: Final answer
    x = 205,854.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.