Home / 165,293.28-228,099.96-93,680.04

Finding the Fourth Proportional to 165,293.28, 228,099.96 and 93,680.04

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Solution

The fourth proportional to 165,293.28, 228,099.96 and 93,680.04 is: 129,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,293.28 : 228,099.96 = 93,680.04 : x
  2. Step 2: Convert to fraction form
    165,293.28/228,099.96 = 93,680.04/x
  3. Step 3: Cross multiply
    165,293.28x = 228,099.96 × 93,680.04
  4. Step 4: Simplify right side
    165,293.28x = 21,368,413,376.80
  5. Step 5: Solve for x
    x = 21,368,413,376.80/165,293.28
  6. Step 6: Final answer
    x = 129,275.75

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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.