Home / 101,441.60-151,961.93-88,975.70

Finding the Fourth Proportional to 101,441.60, 151,961.93 and 88,975.70

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Solution

The fourth proportional to 101,441.60, 151,961.93 and 88,975.70 is: 133,287.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,441.60 : 151,961.93 = 88,975.70 : x
  2. Step 2: Convert to fraction form
    101,441.60/151,961.93 = 88,975.70/x
  3. Step 3: Cross multiply
    101,441.60x = 151,961.93 × 88,975.70
  4. Step 4: Simplify right side
    101,441.60x = 13,520,918,650.22
  5. Step 5: Solve for x
    x = 13,520,918,650.22/101,441.60
  6. Step 6: Final answer
    x = 133,287.71

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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.