Home / 66,863.44-92,272.27-36,648.11

Finding the Fourth Proportional to 66,863.44, 92,272.27 and 36,648.11

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Solution

The fourth proportional to 66,863.44, 92,272.27 and 36,648.11 is: 50,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,863.44 : 92,272.27 = 36,648.11 : x
  2. Step 2: Convert to fraction form
    66,863.44/92,272.27 = 36,648.11/x
  3. Step 3: Cross multiply
    66,863.44x = 92,272.27 × 36,648.11
  4. Step 4: Simplify right side
    66,863.44x = 3,381,604,300.91
  5. Step 5: Solve for x
    x = 3,381,604,300.91/66,863.44
  6. Step 6: Final answer
    x = 50,574.79

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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.