Home / 106,016.40-159,024.69-49,815.29

Finding the Fourth Proportional to 106,016.40, 159,024.69 and 49,815.29

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Solution

The fourth proportional to 106,016.40, 159,024.69 and 49,815.29 is: 74,722.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,016.40 : 159,024.69 = 49,815.29 : x
  2. Step 2: Convert to fraction form
    106,016.40/159,024.69 = 49,815.29/x
  3. Step 3: Cross multiply
    106,016.40x = 159,024.69 × 49,815.29
  4. Step 4: Simplify right side
    106,016.40x = 7,921,860,254.39
  5. Step 5: Solve for x
    x = 7,921,860,254.39/106,016.40
  6. Step 6: Final answer
    x = 74,722.97

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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.