Home / 88,067.45-132,101.18-31,907.42

Finding the Fourth Proportional to 88,067.45, 132,101.18 and 31,907.42

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Solution

The fourth proportional to 88,067.45, 132,101.18 and 31,907.42 is: 47,861.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067.45 : 132,101.18 = 31,907.42 : x
  2. Step 2: Convert to fraction form
    88,067.45/132,101.18 = 31,907.42/x
  3. Step 3: Cross multiply
    88,067.45x = 132,101.18 × 31,907.42
  4. Step 4: Simplify right side
    88,067.45x = 4,215,007,627.74
  5. Step 5: Solve for x
    x = 4,215,007,627.74/88,067.45
  6. Step 6: Final answer
    x = 47,861.13

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1.5x scale

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.