Home / 67,911.21-93,691.75-50,048.82

Finding the Fourth Proportional to 67,911.21, 93,691.75 and 50,048.82

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Solution

The fourth proportional to 67,911.21, 93,691.75 and 50,048.82 is: 69,048.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,911.21 : 93,691.75 = 50,048.82 : x
  2. Step 2: Convert to fraction form
    67,911.21/93,691.75 = 50,048.82/x
  3. Step 3: Cross multiply
    67,911.21x = 93,691.75 × 50,048.82
  4. Step 4: Simplify right side
    67,911.21x = 4,689,161,531.24
  5. Step 5: Solve for x
    x = 4,689,161,531.24/67,911.21
  6. Step 6: Final answer
    x = 69,048.42

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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.