Home / 167,815.20-251,722.80-93,165.60

Finding the Fourth Proportional to 167,815.20, 251,722.80 and 93,165.60

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Solution

The fourth proportional to 167,815.20, 251,722.80 and 93,165.60 is: 139,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,815.20 : 251,722.80 = 93,165.60 : x
  2. Step 2: Convert to fraction form
    167,815.20/251,722.80 = 93,165.60/x
  3. Step 3: Cross multiply
    167,815.20x = 251,722.80 × 93,165.60
  4. Step 4: Simplify right side
    167,815.20x = 23,451,905,695.68
  5. Step 5: Solve for x
    x = 23,451,905,695.68/167,815.20
  6. Step 6: Final answer
    x = 139,748.40

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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.