Home / 75,563.46-104,275.89-43,731.72

Finding the Fourth Proportional to 75,563.46, 104,275.89 and 43,731.72

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Solution

The fourth proportional to 75,563.46, 104,275.89 and 43,731.72 is: 60,348.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,563.46 : 104,275.89 = 43,731.72 : x
  2. Step 2: Convert to fraction form
    75,563.46/104,275.89 = 43,731.72/x
  3. Step 3: Cross multiply
    75,563.46x = 104,275.89 × 43,731.72
  4. Step 4: Simplify right side
    75,563.46x = 4,560,164,024.23
  5. Step 5: Solve for x
    x = 4,560,164,024.23/75,563.46
  6. Step 6: Final answer
    x = 60,348.80

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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.