Home / 123,352.22-170,226.77-66,763.59

Finding the Fourth Proportional to 123,352.22, 170,226.77 and 66,763.59

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Solution

The fourth proportional to 123,352.22, 170,226.77 and 66,763.59 is: 92,134.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,352.22 : 170,226.77 = 66,763.59 : x
  2. Step 2: Convert to fraction form
    123,352.22/170,226.77 = 66,763.59/x
  3. Step 3: Cross multiply
    123,352.22x = 170,226.77 × 66,763.59
  4. Step 4: Simplify right side
    123,352.22x = 11,364,949,945.49
  5. Step 5: Solve for x
    x = 11,364,949,945.49/123,352.22
  6. Step 6: Final answer
    x = 92,134.14

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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.