Home / 66,552.45-91,839.74-36,339.04

Finding the Fourth Proportional to 66,552.45, 91,839.74 and 36,339.04

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Solution

The fourth proportional to 66,552.45, 91,839.74 and 36,339.04 is: 50,146.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,552.45 : 91,839.74 = 36,339.04 : x
  2. Step 2: Convert to fraction form
    66,552.45/91,839.74 = 36,339.04/x
  3. Step 3: Cross multiply
    66,552.45x = 91,839.74 × 36,339.04
  4. Step 4: Simplify right side
    66,552.45x = 3,337,367,985.45
  5. Step 5: Solve for x
    x = 3,337,367,985.45/66,552.45
  6. Step 6: Final answer
    x = 50,146.43

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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.