Home / 106,286.54-159,055.22-66,324.35

Finding the Fourth Proportional to 106,286.54, 159,055.22 and 66,324.35

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Solution

The fourth proportional to 106,286.54, 159,055.22 and 66,324.35 is: 99,252.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,286.54 : 159,055.22 = 66,324.35 : x
  2. Step 2: Convert to fraction form
    106,286.54/159,055.22 = 66,324.35/x
  3. Step 3: Cross multiply
    106,286.54x = 159,055.22 × 66,324.35
  4. Step 4: Simplify right side
    106,286.54x = 10,549,232,953.71
  5. Step 5: Solve for x
    x = 10,549,232,953.71/106,286.54
  6. Step 6: Final answer
    x = 99,252.77

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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.