Home / 165,434.40-228,298.20-89,982.96

Finding the Fourth Proportional to 165,434.40, 228,298.20 and 89,982.96

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Solution

The fourth proportional to 165,434.40, 228,298.20 and 89,982.96 is: 124,175.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,434.40 : 228,298.20 = 89,982.96 : x
  2. Step 2: Convert to fraction form
    165,434.40/228,298.20 = 89,982.96/x
  3. Step 3: Cross multiply
    165,434.40x = 228,298.20 × 89,982.96
  4. Step 4: Simplify right side
    165,434.40x = 20,542,947,798.67
  5. Step 5: Solve for x
    x = 20,542,947,798.67/165,434.40
  6. Step 6: Final answer
    x = 124,175.79

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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.