Home / 75,373.04-113,067.28-19,969.04

Finding the Fourth Proportional to 75,373.04, 113,067.28 and 19,969.04

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Solution

The fourth proportional to 75,373.04, 113,067.28 and 19,969.04 is: 29,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,373.04 : 113,067.28 = 19,969.04 : x
  2. Step 2: Convert to fraction form
    75,373.04/113,067.28 = 19,969.04/x
  3. Step 3: Cross multiply
    75,373.04x = 113,067.28 × 19,969.04
  4. Step 4: Simplify right side
    75,373.04x = 2,257,845,037.01
  5. Step 5: Solve for x
    x = 2,257,845,037.01/75,373.04
  6. Step 6: Final answer
    x = 29,955.61

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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.