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Finding the Fourth Proportional to 68,124.60, 95,452.20 and 68,124.60

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Solution

The fourth proportional to 68,124.60, 95,452.20 and 68,124.60 is: 95,452.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,124.60 : 95,452.20 = 68,124.60 : x
  2. Step 2: Convert to fraction form
    68,124.60/95,452.20 = 68,124.60/x
  3. Step 3: Cross multiply
    68,124.60x = 95,452.20 × 68,124.60
  4. Step 4: Simplify right side
    68,124.60x = 6,502,642,944.12
  5. Step 5: Solve for x
    x = 6,502,642,944.12/68,124.60
  6. Step 6: Final answer
    x = 95,452.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.