Home / 201,517.61-278,094.26-110,871.63

Finding the Fourth Proportional to 201,517.61, 278,094.26 and 110,871.63

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Solution

The fourth proportional to 201,517.61, 278,094.26 and 110,871.63 is: 153,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,517.61 : 278,094.26 = 110,871.63 : x
  2. Step 2: Convert to fraction form
    201,517.61/278,094.26 = 110,871.63/x
  3. Step 3: Cross multiply
    201,517.61x = 278,094.26 × 110,871.63
  4. Step 4: Simplify right side
    201,517.61x = 30,832,764,177.02
  5. Step 5: Solve for x
    x = 30,832,764,177.02/201,517.61
  6. Step 6: Final answer
    x = 153,002.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.