Home / 122,635.35-169,226.33-68,916.15

Finding the Fourth Proportional to 122,635.35, 169,226.33 and 68,916.15

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Solution

The fourth proportional to 122,635.35, 169,226.33 and 68,916.15 is: 95,098.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,635.35 : 169,226.33 = 68,916.15 : x
  2. Step 2: Convert to fraction form
    122,635.35/169,226.33 = 68,916.15/x
  3. Step 3: Cross multiply
    122,635.35x = 169,226.33 × 68,916.15
  4. Step 4: Simplify right side
    122,635.35x = 11,662,426,797.65
  5. Step 5: Solve for x
    x = 11,662,426,797.65/122,635.35
  6. Step 6: Final answer
    x = 95,098.41

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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.