Home / 122,853.39-169,535.88-69,134.19

Finding the Fourth Proportional to 122,853.39, 169,535.88 and 69,134.19

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Solution

The fourth proportional to 122,853.39, 169,535.88 and 69,134.19 is: 95,404.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,853.39 : 169,535.88 = 69,134.19 : x
  2. Step 2: Convert to fraction form
    122,853.39/169,535.88 = 69,134.19/x
  3. Step 3: Cross multiply
    122,853.39x = 169,535.88 × 69,134.19
  4. Step 4: Simplify right side
    122,853.39x = 11,720,725,739.74
  5. Step 5: Solve for x
    x = 11,720,725,739.74/122,853.39
  6. Step 6: Final answer
    x = 95,404.17

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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.