Home / 165,252.69-228,048.68-89,801.19

Finding the Fourth Proportional to 165,252.69, 228,048.68 and 89,801.19

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Solution

The fourth proportional to 165,252.69, 228,048.68 and 89,801.19 is: 123,925.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,252.69 : 228,048.68 = 89,801.19 : x
  2. Step 2: Convert to fraction form
    165,252.69/228,048.68 = 89,801.19/x
  3. Step 3: Cross multiply
    165,252.69x = 228,048.68 × 89,801.19
  4. Step 4: Simplify right side
    165,252.69x = 20,479,043,066.43
  5. Step 5: Solve for x
    x = 20,479,043,066.43/165,252.69
  6. Step 6: Final answer
    x = 123,925.63

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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.