Home / 66,214.85-91,377.26-35,999.52

Finding the Fourth Proportional to 66,214.85, 91,377.26 and 35,999.52

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Solution

The fourth proportional to 66,214.85, 91,377.26 and 35,999.52 is: 49,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,214.85 : 91,377.26 = 35,999.52 : x
  2. Step 2: Convert to fraction form
    66,214.85/91,377.26 = 35,999.52/x
  3. Step 3: Cross multiply
    66,214.85x = 91,377.26 × 35,999.52
  4. Step 4: Simplify right side
    66,214.85x = 3,289,537,318.92
  5. Step 5: Solve for x
    x = 3,289,537,318.92/66,214.85
  6. Step 6: Final answer
    x = 49,679.76

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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.