Home / 66,146.74-91,283.42-35,932.59

Finding the Fourth Proportional to 66,146.74, 91,283.42 and 35,932.59

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Solution

The fourth proportional to 66,146.74, 91,283.42 and 35,932.59 is: 49,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,146.74 : 91,283.42 = 35,932.59 : x
  2. Step 2: Convert to fraction form
    66,146.74/91,283.42 = 35,932.59/x
  3. Step 3: Cross multiply
    66,146.74x = 91,283.42 × 35,932.59
  4. Step 4: Simplify right side
    66,146.74x = 3,280,049,704.66
  5. Step 5: Solve for x
    x = 3,280,049,704.66/66,146.74
  6. Step 6: Final answer
    x = 49,587.47

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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.