Home / 352,120.24-528,232.68-127,497.52

Finding the Fourth Proportional to 352,120.24, 528,232.68 and 127,497.52

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Solution

The fourth proportional to 352,120.24, 528,232.68 and 127,497.52 is: 191,265.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,120.24 : 528,232.68 = 127,497.52 : x
  2. Step 2: Convert to fraction form
    352,120.24/528,232.68 = 127,497.52/x
  3. Step 3: Cross multiply
    352,120.24x = 528,232.68 × 127,497.52
  4. Step 4: Simplify right side
    352,120.24x = 67,348,356,682.95
  5. Step 5: Solve for x
    x = 67,348,356,682.95/352,120.24
  6. Step 6: Final answer
    x = 191,265.22

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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.