Home / 49,653-74,434.14-45,324.36

Finding the Fourth Proportional to 49,653, 74,434.14 and 45,324.36

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Solution

The fourth proportional to 49,653, 74,434.14 and 45,324.36 is: 67,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,653 : 74,434.14 = 45,324.36 : x
  2. Step 2: Convert to fraction form
    49,653/74,434.14 = 45,324.36/x
  3. Step 3: Cross multiply
    49,653x = 74,434.14 × 45,324.36
  4. Step 4: Simplify right side
    49,653x = 3,373,679,757.65
  5. Step 5: Solve for x
    x = 3,373,679,757.65/49,653
  6. Step 6: Final answer
    x = 67,945.13

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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.