Home / 165,316.16-228,138.80-92,735.14

Finding the Fourth Proportional to 165,316.16, 228,138.80 and 92,735.14

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Solution

The fourth proportional to 165,316.16, 228,138.80 and 92,735.14 is: 127,975.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,316.16 : 228,138.80 = 92,735.14 : x
  2. Step 2: Convert to fraction form
    165,316.16/228,138.80 = 92,735.14/x
  3. Step 3: Cross multiply
    165,316.16x = 228,138.80 × 92,735.14
  4. Step 4: Simplify right side
    165,316.16x = 21,156,482,523.41
  5. Step 5: Solve for x
    x = 21,156,482,523.41/165,316.16
  6. Step 6: Final answer
    x = 127,975.89

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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.