Home / 140,147.60-209,950.42-117,388.04

Finding the Fourth Proportional to 140,147.60, 209,950.42 and 117,388.04

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Solution

The fourth proportional to 140,147.60, 209,950.42 and 117,388.04 is: 175,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,147.60 : 209,950.42 = 117,388.04 : x
  2. Step 2: Convert to fraction form
    140,147.60/209,950.42 = 117,388.04/x
  3. Step 3: Cross multiply
    140,147.60x = 209,950.42 × 117,388.04
  4. Step 4: Simplify right side
    140,147.60x = 24,645,668,300.98
  5. Step 5: Solve for x
    x = 24,645,668,300.98/140,147.60
  6. Step 6: Final answer
    x = 175,855.09

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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.