Home / 80,032.31-110,496.11-51,364.32

Finding the Fourth Proportional to 80,032.31, 110,496.11 and 51,364.32

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Solution

The fourth proportional to 80,032.31, 110,496.11 and 51,364.32 is: 70,915.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,032.31 : 110,496.11 = 51,364.32 : x
  2. Step 2: Convert to fraction form
    80,032.31/110,496.11 = 51,364.32/x
  3. Step 3: Cross multiply
    80,032.31x = 110,496.11 × 51,364.32
  4. Step 4: Simplify right side
    80,032.31x = 5,675,557,552.80
  5. Step 5: Solve for x
    x = 5,675,557,552.80/80,032.31
  6. Step 6: Final answer
    x = 70,915.83

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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.