Home / 100,822.10-151,247.55-34,265.30

Finding the Fourth Proportional to 100,822.10, 151,247.55 and 34,265.30

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Solution

The fourth proportional to 100,822.10, 151,247.55 and 34,265.30 is: 51,402.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,822.10 : 151,247.55 = 34,265.30 : x
  2. Step 2: Convert to fraction form
    100,822.10/151,247.55 = 34,265.30/x
  3. Step 3: Cross multiply
    100,822.10x = 151,247.55 × 34,265.30
  4. Step 4: Simplify right side
    100,822.10x = 5,182,542,675.02
  5. Step 5: Solve for x
    x = 5,182,542,675.02/100,822.10
  6. Step 6: Final answer
    x = 51,402.84

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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.