Home / 146,537.11-219,799.05-61,112.79

Finding the Fourth Proportional to 146,537.11, 219,799.05 and 61,112.79

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Solution

The fourth proportional to 146,537.11, 219,799.05 and 61,112.79 is: 91,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,537.11 : 219,799.05 = 61,112.79 : x
  2. Step 2: Convert to fraction form
    146,537.11/219,799.05 = 61,112.79/x
  3. Step 3: Cross multiply
    146,537.11x = 219,799.05 × 61,112.79
  4. Step 4: Simplify right side
    146,537.11x = 13,432,533,184.85
  5. Step 5: Solve for x
    x = 13,432,533,184.85/146,537.11
  6. Step 6: Final answer
    x = 91,666.43

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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.