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Finding the Fourth Proportional to 48,841.60, 73,262.40 and 32,220.40

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Solution

The fourth proportional to 48,841.60, 73,262.40 and 32,220.40 is: 48,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,841.60 : 73,262.40 = 32,220.40 : x
  2. Step 2: Convert to fraction form
    48,841.60/73,262.40 = 32,220.40/x
  3. Step 3: Cross multiply
    48,841.60x = 73,262.40 × 32,220.40
  4. Step 4: Simplify right side
    48,841.60x = 2,360,543,832.96
  5. Step 5: Solve for x
    x = 2,360,543,832.96/48,841.60
  6. Step 6: Final answer
    x = 48,330.60

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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.