Home / 167,815.28-251,722.61-49,569.65

Finding the Fourth Proportional to 167,815.28, 251,722.61 and 49,569.65

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Solution

The fourth proportional to 167,815.28, 251,722.61 and 49,569.65 is: 74,354.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,815.28 : 251,722.61 = 49,569.65 : x
  2. Step 2: Convert to fraction form
    167,815.28/251,722.61 = 49,569.65/x
  3. Step 3: Cross multiply
    167,815.28x = 251,722.61 × 49,569.65
  4. Step 4: Simplify right side
    167,815.28x = 12,477,802,428.02
  5. Step 5: Solve for x
    x = 12,477,802,428.02/167,815.28
  6. Step 6: Final answer
    x = 74,354.39

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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.