Home / 122,250.27-168,705.26-68,535.30

Finding the Fourth Proportional to 122,250.27, 168,705.26 and 68,535.30

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Solution

The fourth proportional to 122,250.27, 168,705.26 and 68,535.30 is: 94,578.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,250.27 : 168,705.26 = 68,535.30 : x
  2. Step 2: Convert to fraction form
    122,250.27/168,705.26 = 68,535.30/x
  3. Step 3: Cross multiply
    122,250.27x = 168,705.26 × 68,535.30
  4. Step 4: Simplify right side
    122,250.27x = 11,562,266,152.65
  5. Step 5: Solve for x
    x = 11,562,266,152.65/122,250.27
  6. Step 6: Final answer
    x = 94,578.65

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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.