Home / 100,738.56-151,052.34-41,560.76

Finding the Fourth Proportional to 100,738.56, 151,052.34 and 41,560.76

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Solution

The fourth proportional to 100,738.56, 151,052.34 and 41,560.76 is: 62,318.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,738.56 : 151,052.34 = 41,560.76 : x
  2. Step 2: Convert to fraction form
    100,738.56/151,052.34 = 41,560.76/x
  3. Step 3: Cross multiply
    100,738.56x = 151,052.34 × 41,560.76
  4. Step 4: Simplify right side
    100,738.56x = 6,277,850,050.18
  5. Step 5: Solve for x
    x = 6,277,850,050.18/100,738.56
  6. Step 6: Final answer
    x = 62,318.24

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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.