Home / 468,721.06-703,065.39-131,764.30

Finding the Fourth Proportional to 468,721.06, 703,065.39 and 131,764.30

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Solution

The fourth proportional to 468,721.06, 703,065.39 and 131,764.30 is: 197,641.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,721.06 : 703,065.39 = 131,764.30 : x
  2. Step 2: Convert to fraction form
    468,721.06/703,065.39 = 131,764.30/x
  3. Step 3: Cross multiply
    468,721.06x = 703,065.39 × 131,764.30
  4. Step 4: Simplify right side
    468,721.06x = 92,638,918,967.58
  5. Step 5: Solve for x
    x = 92,638,918,967.58/468,721.06
  6. Step 6: Final answer
    x = 197,641.90

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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.