Home / 122,269.96-168,747.06-79,951.24

Finding the Fourth Proportional to 122,269.96, 168,747.06 and 79,951.24

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Solution

The fourth proportional to 122,269.96, 168,747.06 and 79,951.24 is: 110,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,269.96 : 168,747.06 = 79,951.24 : x
  2. Step 2: Convert to fraction form
    122,269.96/168,747.06 = 79,951.24/x
  3. Step 3: Cross multiply
    122,269.96x = 168,747.06 × 79,951.24
  4. Step 4: Simplify right side
    122,269.96x = 13,491,536,693.35
  5. Step 5: Solve for x
    x = 13,491,536,693.35/122,269.96
  6. Step 6: Final answer
    x = 110,342.20

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1.5x scale

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.