Home / 253,110.42-379,691.55-95,471.46

Finding the Fourth Proportional to 253,110.42, 379,691.55 and 95,471.46

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Solution

The fourth proportional to 253,110.42, 379,691.55 and 95,471.46 is: 143,216.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,110.42 : 379,691.55 = 95,471.46 : x
  2. Step 2: Convert to fraction form
    253,110.42/379,691.55 = 95,471.46/x
  3. Step 3: Cross multiply
    253,110.42x = 379,691.55 × 95,471.46
  4. Step 4: Simplify right side
    253,110.42x = 36,249,706,628.16
  5. Step 5: Solve for x
    x = 36,249,706,628.16/253,110.42
  6. Step 6: Final answer
    x = 143,216.97

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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.