Home / 239,178.33-358,521.35-106,121.25

Finding the Fourth Proportional to 239,178.33, 358,521.35 and 106,121.25

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Solution

The fourth proportional to 239,178.33, 358,521.35 and 106,121.25 is: 159,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,178.33 : 358,521.35 = 106,121.25 : x
  2. Step 2: Convert to fraction form
    239,178.33/358,521.35 = 106,121.25/x
  3. Step 3: Cross multiply
    239,178.33x = 358,521.35 × 106,121.25
  4. Step 4: Simplify right side
    239,178.33x = 38,046,733,283.08
  5. Step 5: Solve for x
    x = 38,046,733,283.08/239,178.33
  6. Step 6: Final answer
    x = 159,072.66

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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.