Home / 131,804.49-197,665.85-47,553.70

Finding the Fourth Proportional to 131,804.49, 197,665.85 and 47,553.70

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Solution

The fourth proportional to 131,804.49, 197,665.85 and 47,553.70 is: 71,315.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,804.49 : 197,665.85 = 47,553.70 : x
  2. Step 2: Convert to fraction form
    131,804.49/197,665.85 = 47,553.70/x
  3. Step 3: Cross multiply
    131,804.49x = 197,665.85 × 47,553.70
  4. Step 4: Simplify right side
    131,804.49x = 9,399,742,531.15
  5. Step 5: Solve for x
    x = 9,399,742,531.15/131,804.49
  6. Step 6: Final answer
    x = 71,315.80

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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.