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Finding the Fourth Proportional to 68,001.60, 102,002.40 and 23,613.60

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Solution

The fourth proportional to 68,001.60, 102,002.40 and 23,613.60 is: 35,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,001.60 : 102,002.40 = 23,613.60 : x
  2. Step 2: Convert to fraction form
    68,001.60/102,002.40 = 23,613.60/x
  3. Step 3: Cross multiply
    68,001.60x = 102,002.40 × 23,613.60
  4. Step 4: Simplify right side
    68,001.60x = 2,408,643,872.64
  5. Step 5: Solve for x
    x = 2,408,643,872.64/68,001.60
  6. Step 6: Final answer
    x = 35,420.40

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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.