Home / 165,476.28-228,366.12-93,879.32

Finding the Fourth Proportional to 165,476.28, 228,366.12 and 93,879.32

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Solution

The fourth proportional to 165,476.28, 228,366.12 and 93,879.32 is: 129,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,476.28 : 228,366.12 = 93,879.32 : x
  2. Step 2: Convert to fraction form
    165,476.28/228,366.12 = 93,879.32/x
  3. Step 3: Cross multiply
    165,476.28x = 228,366.12 × 93,879.32
  4. Step 4: Simplify right side
    165,476.28x = 21,438,856,056.64
  5. Step 5: Solve for x
    x = 21,438,856,056.64/165,476.28
  6. Step 6: Final answer
    x = 129,558.48

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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.