Home / 80,031.31-110,494.73-51,363.32

Finding the Fourth Proportional to 80,031.31, 110,494.73 and 51,363.32

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Solution

The fourth proportional to 80,031.31, 110,494.73 and 51,363.32 is: 70,914.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,031.31 : 110,494.73 = 51,363.32 : x
  2. Step 2: Convert to fraction form
    80,031.31/110,494.73 = 51,363.32/x
  3. Step 3: Cross multiply
    80,031.31x = 110,494.73 × 51,363.32
  4. Step 4: Simplify right side
    80,031.31x = 5,675,375,751.24
  5. Step 5: Solve for x
    x = 5,675,375,751.24/80,031.31
  6. Step 6: Final answer
    x = 70,914.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.