Home / 152,837.80-229,062.30-73,781.80

Finding the Fourth Proportional to 152,837.80, 229,062.30 and 73,781.80

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Solution

The fourth proportional to 152,837.80, 229,062.30 and 73,781.80 is: 110,578.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,837.80 : 229,062.30 = 73,781.80 : x
  2. Step 2: Convert to fraction form
    152,837.80/229,062.30 = 73,781.80/x
  3. Step 3: Cross multiply
    152,837.80x = 229,062.30 × 73,781.80
  4. Step 4: Simplify right side
    152,837.80x = 16,900,628,806.14
  5. Step 5: Solve for x
    x = 16,900,628,806.14/152,837.80
  6. Step 6: Final answer
    x = 110,578.85

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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.