Home / 167,821.32-251,732.16-118,123.23

Finding the Fourth Proportional to 167,821.32, 251,732.16 and 118,123.23

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Solution

The fourth proportional to 167,821.32, 251,732.16 and 118,123.23 is: 177,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,821.32 : 251,732.16 = 118,123.23 : x
  2. Step 2: Convert to fraction form
    167,821.32/251,732.16 = 118,123.23/x
  3. Step 3: Cross multiply
    167,821.32x = 251,732.16 × 118,123.23
  4. Step 4: Simplify right side
    167,821.32x = 29,735,415,834.08
  5. Step 5: Solve for x
    x = 29,735,415,834.08/167,821.32
  6. Step 6: Final answer
    x = 177,184.97

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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.