Home / 106,474.32-159,705.99-31,595.10

Finding the Fourth Proportional to 106,474.32, 159,705.99 and 31,595.10

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Solution

The fourth proportional to 106,474.32, 159,705.99 and 31,595.10 is: 47,391.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,474.32 : 159,705.99 = 31,595.10 : x
  2. Step 2: Convert to fraction form
    106,474.32/159,705.99 = 31,595.10/x
  3. Step 3: Cross multiply
    106,474.32x = 159,705.99 × 31,595.10
  4. Step 4: Simplify right side
    106,474.32x = 5,045,926,724.65
  5. Step 5: Solve for x
    x = 5,045,926,724.65/106,474.32
  6. Step 6: Final answer
    x = 47,391.02

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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.