Home / 122,572.44-169,154.37-68,856.30

Finding the Fourth Proportional to 122,572.44, 169,154.37 and 68,856.30

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Solution

The fourth proportional to 122,572.44, 169,154.37 and 68,856.30 is: 95,024.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,572.44 : 169,154.37 = 68,856.30 : x
  2. Step 2: Convert to fraction form
    122,572.44/169,154.37 = 68,856.30/x
  3. Step 3: Cross multiply
    122,572.44x = 169,154.37 × 68,856.30
  4. Step 4: Simplify right side
    122,572.44x = 11,647,344,047.03
  5. Step 5: Solve for x
    x = 11,647,344,047.03/122,572.44
  6. Step 6: Final answer
    x = 95,024.17

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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.