Home / 239,748.47-359,336.72-111,491.62

Finding the Fourth Proportional to 239,748.47, 359,336.72 and 111,491.62

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Solution

The fourth proportional to 239,748.47, 359,336.72 and 111,491.62 is: 167,104.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,748.47 : 359,336.72 = 111,491.62 : x
  2. Step 2: Convert to fraction form
    239,748.47/359,336.72 = 111,491.62/x
  3. Step 3: Cross multiply
    239,748.47x = 359,336.72 × 111,491.62
  4. Step 4: Simplify right side
    239,748.47x = 40,063,033,766.19
  5. Step 5: Solve for x
    x = 40,063,033,766.19/239,748.47
  6. Step 6: Final answer
    x = 167,104.44

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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.