Home / 106,818.70-160,243.99-39,345.60

Finding the Fourth Proportional to 106,818.70, 160,243.99 and 39,345.60

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Solution

The fourth proportional to 106,818.70, 160,243.99 and 39,345.60 is: 59,024.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,818.70 : 160,243.99 = 39,345.60 : x
  2. Step 2: Convert to fraction form
    106,818.70/160,243.99 = 39,345.60/x
  3. Step 3: Cross multiply
    106,818.70x = 160,243.99 × 39,345.60
  4. Step 4: Simplify right side
    106,818.70x = 6,304,895,131.72
  5. Step 5: Solve for x
    x = 6,304,895,131.72/106,818.70
  6. Step 6: Final answer
    x = 59,024.26

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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.