Home / 121,610.04-182,291.04-68,908.20

Finding the Fourth Proportional to 121,610.04, 182,291.04 and 68,908.20

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Solution

The fourth proportional to 121,610.04, 182,291.04 and 68,908.20 is: 103,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,610.04 : 182,291.04 = 68,908.20 : x
  2. Step 2: Convert to fraction form
    121,610.04/182,291.04 = 68,908.20/x
  3. Step 3: Cross multiply
    121,610.04x = 182,291.04 × 68,908.20
  4. Step 4: Simplify right side
    121,610.04x = 12,561,347,442.53
  5. Step 5: Solve for x
    x = 12,561,347,442.53/121,610.04
  6. Step 6: Final answer
    x = 103,292.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.