Home / 97,960.79-135,197.24-54,952.09

Finding the Fourth Proportional to 97,960.79, 135,197.24 and 54,952.09

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Solution

The fourth proportional to 97,960.79, 135,197.24 and 54,952.09 is: 75,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,960.79 : 135,197.24 = 54,952.09 : x
  2. Step 2: Convert to fraction form
    97,960.79/135,197.24 = 54,952.09/x
  3. Step 3: Cross multiply
    97,960.79x = 135,197.24 × 54,952.09
  4. Step 4: Simplify right side
    97,960.79x = 7,429,370,287.48
  5. Step 5: Solve for x
    x = 7,429,370,287.48/97,960.79
  6. Step 6: Final answer
    x = 75,840.24

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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.