Home / 66,207.75-91,367.28-35,993.13

Finding the Fourth Proportional to 66,207.75, 91,367.28 and 35,993.13

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Solution

The fourth proportional to 66,207.75, 91,367.28 and 35,993.13 is: 49,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,207.75 : 91,367.28 = 35,993.13 : x
  2. Step 2: Convert to fraction form
    66,207.75/91,367.28 = 35,993.13/x
  3. Step 3: Cross multiply
    66,207.75x = 91,367.28 × 35,993.13
  4. Step 4: Simplify right side
    66,207.75x = 3,288,594,386.79
  5. Step 5: Solve for x
    x = 3,288,594,386.79/66,207.75
  6. Step 6: Final answer
    x = 49,670.84

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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.