Home / 65,767.07-90,736.35-37,452.71

Finding the Fourth Proportional to 65,767.07, 90,736.35 and 37,452.71

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Solution

The fourth proportional to 65,767.07, 90,736.35 and 37,452.71 is: 51,672.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,767.07 : 90,736.35 = 37,452.71 : x
  2. Step 2: Convert to fraction form
    65,767.07/90,736.35 = 37,452.71/x
  3. Step 3: Cross multiply
    65,767.07x = 90,736.35 × 37,452.71
  4. Step 4: Simplify right side
    65,767.07x = 3,398,322,203.01
  5. Step 5: Solve for x
    x = 3,398,322,203.01/65,767.07
  6. Step 6: Final answer
    x = 51,672.09

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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.