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Finding the Fourth Proportional to 48,018.60, 71,857.80 and 41,846.40

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Solution

The fourth proportional to 48,018.60, 71,857.80 and 41,846.40 is: 62,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,018.60 : 71,857.80 = 41,846.40 : x
  2. Step 2: Convert to fraction form
    48,018.60/71,857.80 = 41,846.40/x
  3. Step 3: Cross multiply
    48,018.60x = 71,857.80 × 41,846.40
  4. Step 4: Simplify right side
    48,018.60x = 3,006,990,241.92
  5. Step 5: Solve for x
    x = 3,006,990,241.92/48,018.60
  6. Step 6: Final answer
    x = 62,621.36

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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.