Home / 275,835.60-414,528.44-163,531.76

Finding the Fourth Proportional to 275,835.60, 414,528.44 and 163,531.76

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Solution

The fourth proportional to 275,835.60, 414,528.44 and 163,531.76 is: 245,757.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,835.60 : 414,528.44 = 163,531.76 : x
  2. Step 2: Convert to fraction form
    275,835.60/414,528.44 = 163,531.76/x
  3. Step 3: Cross multiply
    275,835.60x = 414,528.44 × 163,531.76
  4. Step 4: Simplify right side
    275,835.60x = 67,788,565,363.25
  5. Step 5: Solve for x
    x = 67,788,565,363.25/275,835.60
  6. Step 6: Final answer
    x = 245,757.13

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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.