Home / 106,184.37-159,089.71-99,863.13

Finding the Fourth Proportional to 106,184.37, 159,089.71 and 99,863.13

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Solution

The fourth proportional to 106,184.37, 159,089.71 and 99,863.13 is: 149,618.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,184.37 : 159,089.71 = 99,863.13 : x
  2. Step 2: Convert to fraction form
    106,184.37/159,089.71 = 99,863.13/x
  3. Step 3: Cross multiply
    106,184.37x = 159,089.71 × 99,863.13
  4. Step 4: Simplify right side
    106,184.37x = 15,887,195,890.25
  5. Step 5: Solve for x
    x = 15,887,195,890.25/106,184.37
  6. Step 6: Final answer
    x = 149,618.97

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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.