Home / 112,911.54-169,375.50-34,031.91

Finding the Fourth Proportional to 112,911.54, 169,375.50 and 34,031.91

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Solution

The fourth proportional to 112,911.54, 169,375.50 and 34,031.91 is: 51,050.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,911.54 : 169,375.50 = 34,031.91 : x
  2. Step 2: Convert to fraction form
    112,911.54/169,375.50 = 34,031.91/x
  3. Step 3: Cross multiply
    112,911.54x = 169,375.50 × 34,031.91
  4. Step 4: Simplify right side
    112,911.54x = 5,764,171,772.21
  5. Step 5: Solve for x
    x = 5,764,171,772.21/112,911.54
  6. Step 6: Final answer
    x = 51,050.33

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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.