Home / 45,517.60-68,276.40-41,435.20

Finding the Fourth Proportional to 45,517.60, 68,276.40 and 41,435.20

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Solution

The fourth proportional to 45,517.60, 68,276.40 and 41,435.20 is: 62,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,517.60 : 68,276.40 = 41,435.20 : x
  2. Step 2: Convert to fraction form
    45,517.60/68,276.40 = 41,435.20/x
  3. Step 3: Cross multiply
    45,517.60x = 68,276.40 × 41,435.20
  4. Step 4: Simplify right side
    45,517.60x = 2,829,046,289.28
  5. Step 5: Solve for x
    x = 2,829,046,289.28/45,517.60
  6. Step 6: Final answer
    x = 62,152.80

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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.