Home / 150,721.20-226,194.12-57,409.20

Finding the Fourth Proportional to 150,721.20, 226,194.12 and 57,409.20

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Solution

The fourth proportional to 150,721.20, 226,194.12 and 57,409.20 is: 86,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,721.20 : 226,194.12 = 57,409.20 : x
  2. Step 2: Convert to fraction form
    150,721.20/226,194.12 = 57,409.20/x
  3. Step 3: Cross multiply
    150,721.20x = 226,194.12 × 57,409.20
  4. Step 4: Simplify right side
    150,721.20x = 12,985,623,473.90
  5. Step 5: Solve for x
    x = 12,985,623,473.90/150,721.20
  6. Step 6: Final answer
    x = 86,156.58

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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.