Home / 165,292.40-228,124.20-93,695.60

Finding the Fourth Proportional to 165,292.40, 228,124.20 and 93,695.60

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Solution

The fourth proportional to 165,292.40, 228,124.20 and 93,695.60 is: 129,311.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,292.40 : 228,124.20 = 93,695.60 : x
  2. Step 2: Convert to fraction form
    165,292.40/228,124.20 = 93,695.60/x
  3. Step 3: Cross multiply
    165,292.40x = 228,124.20 × 93,695.60
  4. Step 4: Simplify right side
    165,292.40x = 21,374,233,793.52
  5. Step 5: Solve for x
    x = 21,374,233,793.52/165,292.40
  6. Step 6: Final answer
    x = 129,311.65

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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.