Home / 55,098.50-76,067.17-42,153.44

Finding the Fourth Proportional to 55,098.50, 76,067.17 and 42,153.44

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Solution

The fourth proportional to 55,098.50, 76,067.17 and 42,153.44 is: 58,195.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,098.50 : 76,067.17 = 42,153.44 : x
  2. Step 2: Convert to fraction form
    55,098.50/76,067.17 = 42,153.44/x
  3. Step 3: Cross multiply
    55,098.50x = 76,067.17 × 42,153.44
  4. Step 4: Simplify right side
    55,098.50x = 3,206,492,400.85
  5. Step 5: Solve for x
    x = 3,206,492,400.85/55,098.50
  6. Step 6: Final answer
    x = 58,195.64

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1.5x scale

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.