Home / 165,262.80-228,057.72-89,811.44

Finding the Fourth Proportional to 165,262.80, 228,057.72 and 89,811.44

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Solution

The fourth proportional to 165,262.80, 228,057.72 and 89,811.44 is: 123,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,262.80 : 228,057.72 = 89,811.44 : x
  2. Step 2: Convert to fraction form
    165,262.80/228,057.72 = 89,811.44/x
  3. Step 3: Cross multiply
    165,262.80x = 228,057.72 × 89,811.44
  4. Step 4: Simplify right side
    165,262.80x = 20,482,192,236.32
  5. Step 5: Solve for x
    x = 20,482,192,236.32/165,262.80
  6. Step 6: Final answer
    x = 123,937.10

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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.