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Finding the Fourth Proportional to 101,225.79, 151,823.10 and 33,759

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Solution

The fourth proportional to 101,225.79, 151,823.10 and 33,759 is: 50,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,225.79 : 151,823.10 = 33,759 : x
  2. Step 2: Convert to fraction form
    101,225.79/151,823.10 = 33,759/x
  3. Step 3: Cross multiply
    101,225.79x = 151,823.10 × 33,759
  4. Step 4: Simplify right side
    101,225.79x = 5,125,396,032.90
  5. Step 5: Solve for x
    x = 5,125,396,032.90/101,225.79
  6. Step 6: Final answer
    x = 50,633.30

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1.5x scale

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.