Home / 122,948.47-169,667.22-69,234.13

Finding the Fourth Proportional to 122,948.47, 169,667.22 and 69,234.13

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Solution

The fourth proportional to 122,948.47, 169,667.22 and 69,234.13 is: 95,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,948.47 : 169,667.22 = 69,234.13 : x
  2. Step 2: Convert to fraction form
    122,948.47/169,667.22 = 69,234.13/x
  3. Step 3: Cross multiply
    122,948.47x = 169,667.22 × 69,234.13
  4. Step 4: Simplify right side
    122,948.47x = 11,746,762,366.22
  5. Step 5: Solve for x
    x = 11,746,762,366.22/122,948.47
  6. Step 6: Final answer
    x = 95,542.16

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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.