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Finding the Fourth Proportional to 48,670.16, 72,960.60 and 32,003.60

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Solution

The fourth proportional to 48,670.16, 72,960.60 and 32,003.60 is: 47,976.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,670.16 : 72,960.60 = 32,003.60 : x
  2. Step 2: Convert to fraction form
    48,670.16/72,960.60 = 32,003.60/x
  3. Step 3: Cross multiply
    48,670.16x = 72,960.60 × 32,003.60
  4. Step 4: Simplify right side
    48,670.16x = 2,335,001,858.16
  5. Step 5: Solve for x
    x = 2,335,001,858.16/48,670.16
  6. Step 6: Final answer
    x = 47,976.05

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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.