Home / 175,964.60-263,774.10-87,231.80

Finding the Fourth Proportional to 175,964.60, 263,774.10 and 87,231.80

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Solution

The fourth proportional to 175,964.60, 263,774.10 and 87,231.80 is: 130,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,964.60 : 263,774.10 = 87,231.80 : x
  2. Step 2: Convert to fraction form
    175,964.60/263,774.10 = 87,231.80/x
  3. Step 3: Cross multiply
    175,964.60x = 263,774.10 × 87,231.80
  4. Step 4: Simplify right side
    175,964.60x = 23,009,489,536.38
  5. Step 5: Solve for x
    x = 23,009,489,536.38/175,964.60
  6. Step 6: Final answer
    x = 130,762.04

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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.