Home / 165,824.30-228,836.67-90,372.14

Finding the Fourth Proportional to 165,824.30, 228,836.67 and 90,372.14

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Solution

The fourth proportional to 165,824.30, 228,836.67 and 90,372.14 is: 124,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,824.30 : 228,836.67 = 90,372.14 : x
  2. Step 2: Convert to fraction form
    165,824.30/228,836.67 = 90,372.14/x
  3. Step 3: Cross multiply
    165,824.30x = 228,836.67 × 90,372.14
  4. Step 4: Simplify right side
    165,824.30x = 20,680,459,578.37
  5. Step 5: Solve for x
    x = 20,680,459,578.37/165,824.30
  6. Step 6: Final answer
    x = 124,713.08

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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.