Home / 165,479.36-228,356.64-93,865.92

Finding the Fourth Proportional to 165,479.36, 228,356.64 and 93,865.92

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Solution

The fourth proportional to 165,479.36, 228,356.64 and 93,865.92 is: 129,532.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,479.36 : 228,356.64 = 93,865.92 : x
  2. Step 2: Convert to fraction form
    165,479.36/228,356.64 = 93,865.92/x
  3. Step 3: Cross multiply
    165,479.36x = 228,356.64 × 93,865.92
  4. Step 4: Simplify right side
    165,479.36x = 21,434,906,101.71
  5. Step 5: Solve for x
    x = 21,434,906,101.71/165,479.36
  6. Step 6: Final answer
    x = 129,532.20

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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.