Home / 152,970.22-229,122.60-73,918

Finding the Fourth Proportional to 152,970.22, 229,122.60 and 73,918

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Solution

The fourth proportional to 152,970.22, 229,122.60 and 73,918 is: 110,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,970.22 : 229,122.60 = 73,918 : x
  2. Step 2: Convert to fraction form
    152,970.22/229,122.60 = 73,918/x
  3. Step 3: Cross multiply
    152,970.22x = 229,122.60 × 73,918
  4. Step 4: Simplify right side
    152,970.22x = 16,936,284,346.80
  5. Step 5: Solve for x
    x = 16,936,284,346.80/152,970.22
  6. Step 6: Final answer
    x = 110,716.22

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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.