Home / 110,866.23-166,223.46-39,787.29

Finding the Fourth Proportional to 110,866.23, 166,223.46 and 39,787.29

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Solution

The fourth proportional to 110,866.23, 166,223.46 and 39,787.29 is: 59,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,866.23 : 166,223.46 = 39,787.29 : x
  2. Step 2: Convert to fraction form
    110,866.23/166,223.46 = 39,787.29/x
  3. Step 3: Cross multiply
    110,866.23x = 166,223.46 × 39,787.29
  4. Step 4: Simplify right side
    110,866.23x = 6,613,581,007.82
  5. Step 5: Solve for x
    x = 6,613,581,007.82/110,866.23
  6. Step 6: Final answer
    x = 59,653.70

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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.