Home / 175,385.22-263,076.18-75,615.90

Finding the Fourth Proportional to 175,385.22, 263,076.18 and 75,615.90

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Solution

The fourth proportional to 175,385.22, 263,076.18 and 75,615.90 is: 113,423.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,385.22 : 263,076.18 = 75,615.90 : x
  2. Step 2: Convert to fraction form
    175,385.22/263,076.18 = 75,615.90/x
  3. Step 3: Cross multiply
    175,385.22x = 263,076.18 × 75,615.90
  4. Step 4: Simplify right side
    175,385.22x = 19,892,742,119.26
  5. Step 5: Solve for x
    x = 19,892,742,119.26/175,385.22
  6. Step 6: Final answer
    x = 113,423.14

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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.