Home / 49,828.10-68,723.89-31,924.78

Finding the Fourth Proportional to 49,828.10, 68,723.89 and 31,924.78

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Solution

The fourth proportional to 49,828.10, 68,723.89 and 31,924.78 is: 44,031.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,828.10 : 68,723.89 = 31,924.78 : x
  2. Step 2: Convert to fraction form
    49,828.10/68,723.89 = 31,924.78/x
  3. Step 3: Cross multiply
    49,828.10x = 68,723.89 × 31,924.78
  4. Step 4: Simplify right side
    49,828.10x = 2,193,995,068.99
  5. Step 5: Solve for x
    x = 2,193,995,068.99/49,828.10
  6. Step 6: Final answer
    x = 44,031.28

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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.