Home / 159,786.11-239,450.70-117,333.13

Finding the Fourth Proportional to 159,786.11, 239,450.70 and 117,333.13

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Solution

The fourth proportional to 159,786.11, 239,450.70 and 117,333.13 is: 175,831.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,786.11 : 239,450.70 = 117,333.13 : x
  2. Step 2: Convert to fraction form
    159,786.11/239,450.70 = 117,333.13/x
  3. Step 3: Cross multiply
    159,786.11x = 239,450.70 × 117,333.13
  4. Step 4: Simplify right side
    159,786.11x = 28,095,499,513.06
  5. Step 5: Solve for x
    x = 28,095,499,513.06/159,786.11
  6. Step 6: Final answer
    x = 175,831.93

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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.