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Finding the Fourth Proportional to 122,955.96, 169,677.48 and 69,246.24

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Solution

The fourth proportional to 122,955.96, 169,677.48 and 69,246.24 is: 95,558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,955.96 : 169,677.48 = 69,246.24 : x
  2. Step 2: Convert to fraction form
    122,955.96/169,677.48 = 69,246.24/x
  3. Step 3: Cross multiply
    122,955.96x = 169,677.48 × 69,246.24
  4. Step 4: Simplify right side
    122,955.96x = 11,749,527,502.68
  5. Step 5: Solve for x
    x = 11,749,527,502.68/122,955.96
  6. Step 6: Final answer
    x = 95,558.83

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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.