Home / 352,239.96-528,377.22-141,849.48

Finding the Fourth Proportional to 352,239.96, 528,377.22 and 141,849.48

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Solution

The fourth proportional to 352,239.96, 528,377.22 and 141,849.48 is: 212,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,239.96 : 528,377.22 = 141,849.48 : x
  2. Step 2: Convert to fraction form
    352,239.96/528,377.22 = 141,849.48/x
  3. Step 3: Cross multiply
    352,239.96x = 528,377.22 × 141,849.48
  4. Step 4: Simplify right side
    352,239.96x = 74,950,033,900.85
  5. Step 5: Solve for x
    x = 74,950,033,900.85/352,239.96
  6. Step 6: Final answer
    x = 212,781.18

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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.