Home / 74,171.52-111,223.50-32,031.54

Finding the Fourth Proportional to 74,171.52, 111,223.50 and 32,031.54

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Solution

The fourth proportional to 74,171.52, 111,223.50 and 32,031.54 is: 48,032.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,171.52 : 111,223.50 = 32,031.54 : x
  2. Step 2: Convert to fraction form
    74,171.52/111,223.50 = 32,031.54/x
  3. Step 3: Cross multiply
    74,171.52x = 111,223.50 × 32,031.54
  4. Step 4: Simplify right side
    74,171.52x = 3,562,659,989.19
  5. Step 5: Solve for x
    x = 3,562,659,989.19/74,171.52
  6. Step 6: Final answer
    x = 48,032.72

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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.