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Finding the Fourth Proportional to 175,395.67, 262,952.71 and 119,255.38

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Solution

The fourth proportional to 175,395.67, 262,952.71 and 119,255.38 is: 178,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,395.67 : 262,952.71 = 119,255.38 : x
  2. Step 2: Convert to fraction form
    175,395.67/262,952.71 = 119,255.38/x
  3. Step 3: Cross multiply
    175,395.67x = 262,952.71 × 119,255.38
  4. Step 4: Simplify right side
    175,395.67x = 31,358,525,353.08
  5. Step 5: Solve for x
    x = 31,358,525,353.08/175,395.67
  6. Step 6: Final answer
    x = 178,787.34

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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.