Home / 165,667.78-228,613.34-101,062.43

Finding the Fourth Proportional to 165,667.78, 228,613.34 and 101,062.43

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Solution

The fourth proportional to 165,667.78, 228,613.34 and 101,062.43 is: 139,461.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,667.78 : 228,613.34 = 101,062.43 : x
  2. Step 2: Convert to fraction form
    165,667.78/228,613.34 = 101,062.43/x
  3. Step 3: Cross multiply
    165,667.78x = 228,613.34 × 101,062.43
  4. Step 4: Simplify right side
    165,667.78x = 23,104,220,355.18
  5. Step 5: Solve for x
    x = 23,104,220,355.18/165,667.78
  6. Step 6: Final answer
    x = 139,461.16

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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.