Home / 250,971.20-346,354.08-143,545.76

Finding the Fourth Proportional to 250,971.20, 346,354.08 and 143,545.76

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Solution

The fourth proportional to 250,971.20, 346,354.08 and 143,545.76 is: 198,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,971.20 : 346,354.08 = 143,545.76 : x
  2. Step 2: Convert to fraction form
    250,971.20/346,354.08 = 143,545.76/x
  3. Step 3: Cross multiply
    250,971.20x = 346,354.08 × 143,545.76
  4. Step 4: Simplify right side
    250,971.20x = 49,717,659,642.70
  5. Step 5: Solve for x
    x = 49,717,659,642.70/250,971.20
  6. Step 6: Final answer
    x = 198,101.06

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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.