Home / 134,097.96-201,231.72-74,972.46

Finding the Fourth Proportional to 134,097.96, 201,231.72 and 74,972.46

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Solution

The fourth proportional to 134,097.96, 201,231.72 and 74,972.46 is: 112,506.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,097.96 : 201,231.72 = 74,972.46 : x
  2. Step 2: Convert to fraction form
    134,097.96/201,231.72 = 74,972.46/x
  3. Step 3: Cross multiply
    134,097.96x = 201,231.72 × 74,972.46
  4. Step 4: Simplify right side
    134,097.96x = 15,086,837,078.43
  5. Step 5: Solve for x
    x = 15,086,837,078.43/134,097.96
  6. Step 6: Final answer
    x = 112,506.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.