Home / 66,180.02-91,327.56-35,964.59

Finding the Fourth Proportional to 66,180.02, 91,327.56 and 35,964.59

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Solution

The fourth proportional to 66,180.02, 91,327.56 and 35,964.59 is: 49,630.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,180.02 : 91,327.56 = 35,964.59 : x
  2. Step 2: Convert to fraction form
    66,180.02/91,327.56 = 35,964.59/x
  3. Step 3: Cross multiply
    66,180.02x = 91,327.56 × 35,964.59
  4. Step 4: Simplify right side
    66,180.02x = 3,284,557,794.46
  5. Step 5: Solve for x
    x = 3,284,557,794.46/66,180.02
  6. Step 6: Final answer
    x = 49,630.66

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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.