Home / 134,387.22-201,705.45-67,874.01

Finding the Fourth Proportional to 134,387.22, 201,705.45 and 67,874.01

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Solution

The fourth proportional to 134,387.22, 201,705.45 and 67,874.01 is: 101,873.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,387.22 : 201,705.45 = 67,874.01 : x
  2. Step 2: Convert to fraction form
    134,387.22/201,705.45 = 67,874.01/x
  3. Step 3: Cross multiply
    134,387.22x = 201,705.45 × 67,874.01
  4. Step 4: Simplify right side
    134,387.22x = 13,690,557,730.35
  5. Step 5: Solve for x
    x = 13,690,557,730.35/134,387.22
  6. Step 6: Final answer
    x = 101,873.96

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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.