Home / 49,569.84-74,354.80-40,786.29

Finding the Fourth Proportional to 49,569.84, 74,354.80 and 40,786.29

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Solution

The fourth proportional to 49,569.84, 74,354.80 and 40,786.29 is: 61,179.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,569.84 : 74,354.80 = 40,786.29 : x
  2. Step 2: Convert to fraction form
    49,569.84/74,354.80 = 40,786.29/x
  3. Step 3: Cross multiply
    49,569.84x = 74,354.80 × 40,786.29
  4. Step 4: Simplify right side
    49,569.84x = 3,032,656,435.69
  5. Step 5: Solve for x
    x = 3,032,656,435.69/49,569.84
  6. Step 6: Final answer
    x = 61,179.47

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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.