Home / 122,026.95-168,397.15-68,324.56

Finding the Fourth Proportional to 122,026.95, 168,397.15 and 68,324.56

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Solution

The fourth proportional to 122,026.95, 168,397.15 and 68,324.56 is: 94,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,026.95 : 168,397.15 = 68,324.56 : x
  2. Step 2: Convert to fraction form
    122,026.95/168,397.15 = 68,324.56/x
  3. Step 3: Cross multiply
    122,026.95x = 168,397.15 × 68,324.56
  4. Step 4: Simplify right side
    122,026.95x = 11,505,660,587.20
  5. Step 5: Solve for x
    x = 11,505,660,587.20/122,026.95
  6. Step 6: Final answer
    x = 94,287.86

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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.