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Finding the Fourth Proportional to 101,346.80, 151,823.34 and 48,793.16

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Solution

The fourth proportional to 101,346.80, 151,823.34 and 48,793.16 is: 73,094.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,346.80 : 151,823.34 = 48,793.16 : x
  2. Step 2: Convert to fraction form
    101,346.80/151,823.34 = 48,793.16/x
  3. Step 3: Cross multiply
    101,346.80x = 151,823.34 × 48,793.16
  4. Step 4: Simplify right side
    101,346.80x = 7,407,940,520.35
  5. Step 5: Solve for x
    x = 7,407,940,520.35/101,346.80
  6. Step 6: Final answer
    x = 73,094.96

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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.