Home / 103,189.95-154,758.60-32,098.68

Finding the Fourth Proportional to 103,189.95, 154,758.60 and 32,098.68

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Solution

The fourth proportional to 103,189.95, 154,758.60 and 32,098.68 is: 48,139.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,189.95 : 154,758.60 = 32,098.68 : x
  2. Step 2: Convert to fraction form
    103,189.95/154,758.60 = 32,098.68/x
  3. Step 3: Cross multiply
    103,189.95x = 154,758.60 × 32,098.68
  4. Step 4: Simplify right side
    103,189.95x = 4,967,546,778.65
  5. Step 5: Solve for x
    x = 4,967,546,778.65/103,189.95
  6. Step 6: Final answer
    x = 48,139.83

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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.