Home / 49,983.28-74,937.89-30,257.17

Finding the Fourth Proportional to 49,983.28, 74,937.89 and 30,257.17

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Solution

The fourth proportional to 49,983.28, 74,937.89 and 30,257.17 is: 45,363.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,983.28 : 74,937.89 = 30,257.17 : x
  2. Step 2: Convert to fraction form
    49,983.28/74,937.89 = 30,257.17/x
  3. Step 3: Cross multiply
    49,983.28x = 74,937.89 × 30,257.17
  4. Step 4: Simplify right side
    49,983.28x = 2,267,408,325.89
  5. Step 5: Solve for x
    x = 2,267,408,325.89/49,983.28
  6. Step 6: Final answer
    x = 45,363.34

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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.