Home / 97,207.35-134,141.37-54,191.52

Finding the Fourth Proportional to 97,207.35, 134,141.37 and 54,191.52

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Solution

The fourth proportional to 97,207.35, 134,141.37 and 54,191.52 is: 74,781.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,207.35 : 134,141.37 = 54,191.52 : x
  2. Step 2: Convert to fraction form
    97,207.35/134,141.37 = 54,191.52/x
  3. Step 3: Cross multiply
    97,207.35x = 134,141.37 × 54,191.52
  4. Step 4: Simplify right side
    97,207.35x = 7,269,324,735.18
  5. Step 5: Solve for x
    x = 7,269,324,735.18/97,207.35
  6. Step 6: Final answer
    x = 74,781.64

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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.