Home / 120,296.04-166,002.62-68,615.18

Finding the Fourth Proportional to 120,296.04, 166,002.62 and 68,615.18

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Solution

The fourth proportional to 120,296.04, 166,002.62 and 68,615.18 is: 94,685.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,296.04 : 166,002.62 = 68,615.18 : x
  2. Step 2: Convert to fraction form
    120,296.04/166,002.62 = 68,615.18/x
  3. Step 3: Cross multiply
    120,296.04x = 166,002.62 × 68,615.18
  4. Step 4: Simplify right side
    120,296.04x = 11,390,299,723.70
  5. Step 5: Solve for x
    x = 11,390,299,723.70/120,296.04
  6. Step 6: Final answer
    x = 94,685.58

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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.