Home / 335,067.17-502,599.74-135,385.20

Finding the Fourth Proportional to 335,067.17, 502,599.74 and 135,385.20

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Solution

The fourth proportional to 335,067.17, 502,599.74 and 135,385.20 is: 203,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,067.17 : 502,599.74 = 135,385.20 : x
  2. Step 2: Convert to fraction form
    335,067.17/502,599.74 = 135,385.20/x
  3. Step 3: Cross multiply
    335,067.17x = 502,599.74 × 135,385.20
  4. Step 4: Simplify right side
    335,067.17x = 68,044,565,642.92
  5. Step 5: Solve for x
    x = 68,044,565,642.92/335,067.17
  6. Step 6: Final answer
    x = 203,077.39

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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.