Home / 131,551.70-197,329.97-42,804.86

Finding the Fourth Proportional to 131,551.70, 197,329.97 and 42,804.86

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Solution

The fourth proportional to 131,551.70, 197,329.97 and 42,804.86 is: 64,208.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,551.70 : 197,329.97 = 42,804.86 : x
  2. Step 2: Convert to fraction form
    131,551.70/197,329.97 = 42,804.86/x
  3. Step 3: Cross multiply
    131,551.70x = 197,329.97 × 42,804.86
  4. Step 4: Simplify right side
    131,551.70x = 8,446,680,860.02
  5. Step 5: Solve for x
    x = 8,446,680,860.02/131,551.70
  6. Step 6: Final answer
    x = 64,208.07

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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.