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Finding the Fourth Proportional to 60,414.60, 90,621.90 and 41,752.20

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Solution

The fourth proportional to 60,414.60, 90,621.90 and 41,752.20 is: 62,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,414.60 : 90,621.90 = 41,752.20 : x
  2. Step 2: Convert to fraction form
    60,414.60/90,621.90 = 41,752.20/x
  3. Step 3: Cross multiply
    60,414.60x = 90,621.90 × 41,752.20
  4. Step 4: Simplify right side
    60,414.60x = 3,783,663,693.18
  5. Step 5: Solve for x
    x = 3,783,663,693.18/60,414.60
  6. Step 6: Final answer
    x = 62,628.30

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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.