Home / 100,761.17-151,158.96-41,564.48

Finding the Fourth Proportional to 100,761.17, 151,158.96 and 41,564.48

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Solution

The fourth proportional to 100,761.17, 151,158.96 and 41,564.48 is: 62,353.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,761.17 : 151,158.96 = 41,564.48 : x
  2. Step 2: Convert to fraction form
    100,761.17/151,158.96 = 41,564.48/x
  3. Step 3: Cross multiply
    100,761.17x = 151,158.96 × 41,564.48
  4. Step 4: Simplify right side
    100,761.17x = 6,282,842,813.95
  5. Step 5: Solve for x
    x = 6,282,842,813.95/100,761.17
  6. Step 6: Final answer
    x = 62,353.81

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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.