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Finding the Fourth Proportional to 101,143.68, 151,740.16 and 33,675.59

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Solution

The fourth proportional to 101,143.68, 151,740.16 and 33,675.59 is: 50,521.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143.68 : 151,740.16 = 33,675.59 : x
  2. Step 2: Convert to fraction form
    101,143.68/151,740.16 = 33,675.59/x
  3. Step 3: Cross multiply
    101,143.68x = 151,740.16 × 33,675.59
  4. Step 4: Simplify right side
    101,143.68x = 5,109,939,377.80
  5. Step 5: Solve for x
    x = 5,109,939,377.80/101,143.68
  6. Step 6: Final answer
    x = 50,521.59

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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.