Home / 122,733.28-169,372.94-69,017.84

Finding the Fourth Proportional to 122,733.28, 169,372.94 and 69,017.84

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Solution

The fourth proportional to 122,733.28, 169,372.94 and 69,017.84 is: 95,245.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,733.28 : 169,372.94 = 69,017.84 : x
  2. Step 2: Convert to fraction form
    122,733.28/169,372.94 = 69,017.84/x
  3. Step 3: Cross multiply
    122,733.28x = 169,372.94 × 69,017.84
  4. Step 4: Simplify right side
    122,733.28x = 11,689,754,473.25
  5. Step 5: Solve for x
    x = 11,689,754,473.25/122,733.28
  6. Step 6: Final answer
    x = 95,245.19

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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.