Home / 133,067.80-183,627.17-75,701.74

Finding the Fourth Proportional to 133,067.80, 183,627.17 and 75,701.74

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Solution

The fourth proportional to 133,067.80, 183,627.17 and 75,701.74 is: 104,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,067.80 : 183,627.17 = 75,701.74 : x
  2. Step 2: Convert to fraction form
    133,067.80/183,627.17 = 75,701.74/x
  3. Step 3: Cross multiply
    133,067.80x = 183,627.17 × 75,701.74
  4. Step 4: Simplify right side
    133,067.80x = 13,900,894,983.63
  5. Step 5: Solve for x
    x = 13,900,894,983.63/133,067.80
  6. Step 6: Final answer
    x = 104,464.76

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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.