Home / 131,412.84-197,048.24-41,438.58

Finding the Fourth Proportional to 131,412.84, 197,048.24 and 41,438.58

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Solution

The fourth proportional to 131,412.84, 197,048.24 and 41,438.58 is: 62,135.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,412.84 : 197,048.24 = 41,438.58 : x
  2. Step 2: Convert to fraction form
    131,412.84/197,048.24 = 41,438.58/x
  3. Step 3: Cross multiply
    131,412.84x = 197,048.24 × 41,438.58
  4. Step 4: Simplify right side
    131,412.84x = 8,165,399,257.10
  5. Step 5: Solve for x
    x = 8,165,399,257.10/131,412.84
  6. Step 6: Final answer
    x = 62,135.48

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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.