Home / 109,716.03-164,568.57-38,642.17

Finding the Fourth Proportional to 109,716.03, 164,568.57 and 38,642.17

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Solution

The fourth proportional to 109,716.03, 164,568.57 and 38,642.17 is: 57,961.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,716.03 : 164,568.57 = 38,642.17 : x
  2. Step 2: Convert to fraction form
    109,716.03/164,568.57 = 38,642.17/x
  3. Step 3: Cross multiply
    109,716.03x = 164,568.57 × 38,642.17
  4. Step 4: Simplify right side
    109,716.03x = 6,359,286,658.60
  5. Step 5: Solve for x
    x = 6,359,286,658.60/109,716.03
  6. Step 6: Final answer
    x = 57,961.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.