Home / 101,337.28-152,002.26-31,214.80

Finding the Fourth Proportional to 101,337.28, 152,002.26 and 31,214.80

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Solution

The fourth proportional to 101,337.28, 152,002.26 and 31,214.80 is: 46,821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,337.28 : 152,002.26 = 31,214.80 : x
  2. Step 2: Convert to fraction form
    101,337.28/152,002.26 = 31,214.80/x
  3. Step 3: Cross multiply
    101,337.28x = 152,002.26 × 31,214.80
  4. Step 4: Simplify right side
    101,337.28x = 4,744,720,145.45
  5. Step 5: Solve for x
    x = 4,744,720,145.45/101,337.28
  6. Step 6: Final answer
    x = 46,821.07

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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.