Home / 67,081.45-92,572.23-36,868.66

Finding the Fourth Proportional to 67,081.45, 92,572.23 and 36,868.66

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Solution

The fourth proportional to 67,081.45, 92,572.23 and 36,868.66 is: 50,878.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,081.45 : 92,572.23 = 36,868.66 : x
  2. Step 2: Convert to fraction form
    67,081.45/92,572.23 = 36,868.66/x
  3. Step 3: Cross multiply
    67,081.45x = 92,572.23 × 36,868.66
  4. Step 4: Simplify right side
    67,081.45x = 3,413,014,073.31
  5. Step 5: Solve for x
    x = 3,413,014,073.31/67,081.45
  6. Step 6: Final answer
    x = 50,878.66

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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.