Home / 97,954.61-135,185.40-54,933.27

Finding the Fourth Proportional to 97,954.61, 135,185.40 and 54,933.27

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Solution

The fourth proportional to 97,954.61, 135,185.40 and 54,933.27 is: 75,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,954.61 : 135,185.40 = 54,933.27 : x
  2. Step 2: Convert to fraction form
    97,954.61/135,185.40 = 54,933.27/x
  3. Step 3: Cross multiply
    97,954.61x = 135,185.40 × 54,933.27
  4. Step 4: Simplify right side
    97,954.61x = 7,426,176,078.26
  5. Step 5: Solve for x
    x = 7,426,176,078.26/97,954.61
  6. Step 6: Final answer
    x = 75,812.42

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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.