Home / 106,150.48-159,012-49,144.03

Finding the Fourth Proportional to 106,150.48, 159,012 and 49,144.03

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Solution

The fourth proportional to 106,150.48, 159,012 and 49,144.03 is: 73,617.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,150.48 : 159,012 = 49,144.03 : x
  2. Step 2: Convert to fraction form
    106,150.48/159,012 = 49,144.03/x
  3. Step 3: Cross multiply
    106,150.48x = 159,012 × 49,144.03
  4. Step 4: Simplify right side
    106,150.48x = 7,814,490,498.36
  5. Step 5: Solve for x
    x = 7,814,490,498.36/106,150.48
  6. Step 6: Final answer
    x = 73,617.10

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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.