Home / 66,340.24-91,544.88-37,660.48

Finding the Fourth Proportional to 66,340.24, 91,544.88 and 37,660.48

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Solution

The fourth proportional to 66,340.24, 91,544.88 and 37,660.48 is: 51,968.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,340.24 : 91,544.88 = 37,660.48 : x
  2. Step 2: Convert to fraction form
    66,340.24/91,544.88 = 37,660.48/x
  3. Step 3: Cross multiply
    66,340.24x = 91,544.88 × 37,660.48
  4. Step 4: Simplify right side
    66,340.24x = 3,447,624,122.34
  5. Step 5: Solve for x
    x = 3,447,624,122.34/66,340.24
  6. Step 6: Final answer
    x = 51,968.82

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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.