Home / 75,304.14-112,937.25-30,943.14

Finding the Fourth Proportional to 75,304.14, 112,937.25 and 30,943.14

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Solution

The fourth proportional to 75,304.14, 112,937.25 and 30,943.14 is: 46,406.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,304.14 : 112,937.25 = 30,943.14 : x
  2. Step 2: Convert to fraction form
    75,304.14/112,937.25 = 30,943.14/x
  3. Step 3: Cross multiply
    75,304.14x = 112,937.25 × 30,943.14
  4. Step 4: Simplify right side
    75,304.14x = 3,494,633,137.97
  5. Step 5: Solve for x
    x = 3,494,633,137.97/75,304.14
  6. Step 6: Final answer
    x = 46,406.92

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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.