Home / 175,982.20-263,973.30-42,861.40

Finding the Fourth Proportional to 175,982.20, 263,973.30 and 42,861.40

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Solution

The fourth proportional to 175,982.20, 263,973.30 and 42,861.40 is: 64,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,982.20 : 263,973.30 = 42,861.40 : x
  2. Step 2: Convert to fraction form
    175,982.20/263,973.30 = 42,861.40/x
  3. Step 3: Cross multiply
    175,982.20x = 263,973.30 × 42,861.40
  4. Step 4: Simplify right side
    175,982.20x = 11,314,265,200.62
  5. Step 5: Solve for x
    x = 11,314,265,200.62/175,982.20
  6. Step 6: Final answer
    x = 64,292.10

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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.