Home / 96,323.28-132,940.23-55,479.56

Finding the Fourth Proportional to 96,323.28, 132,940.23 and 55,479.56

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Solution

The fourth proportional to 96,323.28, 132,940.23 and 55,479.56 is: 76,569.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,323.28 : 132,940.23 = 55,479.56 : x
  2. Step 2: Convert to fraction form
    96,323.28/132,940.23 = 55,479.56/x
  3. Step 3: Cross multiply
    96,323.28x = 132,940.23 × 55,479.56
  4. Step 4: Simplify right side
    96,323.28x = 7,375,464,802.00
  5. Step 5: Solve for x
    x = 7,375,464,802.00/96,323.28
  6. Step 6: Final answer
    x = 76,569.91

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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.