Home / 106,072.23-159,177.56-39,565.56

Finding the Fourth Proportional to 106,072.23, 159,177.56 and 39,565.56

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Solution

The fourth proportional to 106,072.23, 159,177.56 and 39,565.56 is: 59,374.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,072.23 : 159,177.56 = 39,565.56 : x
  2. Step 2: Convert to fraction form
    106,072.23/159,177.56 = 39,565.56/x
  3. Step 3: Cross multiply
    106,072.23x = 159,177.56 × 39,565.56
  4. Step 4: Simplify right side
    106,072.23x = 6,297,949,001.80
  5. Step 5: Solve for x
    x = 6,297,949,001.80/106,072.23
  6. Step 6: Final answer
    x = 59,374.16

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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.