Home / 352,118.24-528,229.68-127,495.52

Finding the Fourth Proportional to 352,118.24, 528,229.68 and 127,495.52

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Solution

The fourth proportional to 352,118.24, 528,229.68 and 127,495.52 is: 191,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,118.24 : 528,229.68 = 127,495.52 : x
  2. Step 2: Convert to fraction form
    352,118.24/528,229.68 = 127,495.52/x
  3. Step 3: Cross multiply
    352,118.24x = 528,229.68 × 127,495.52
  4. Step 4: Simplify right side
    352,118.24x = 67,346,917,731.03
  5. Step 5: Solve for x
    x = 67,346,917,731.03/352,118.24
  6. Step 6: Final answer
    x = 191,262.22

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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.