Home / 134,067.85-201,098.70-67,490.10

Finding the Fourth Proportional to 134,067.85, 201,098.70 and 67,490.10

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Solution

The fourth proportional to 134,067.85, 201,098.70 and 67,490.10 is: 101,233.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,067.85 : 201,098.70 = 67,490.10 : x
  2. Step 2: Convert to fraction form
    134,067.85/201,098.70 = 67,490.10/x
  3. Step 3: Cross multiply
    134,067.85x = 201,098.70 × 67,490.10
  4. Step 4: Simplify right side
    134,067.85x = 13,572,171,372.87
  5. Step 5: Solve for x
    x = 13,572,171,372.87/134,067.85
  6. Step 6: Final answer
    x = 101,233.60

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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.