Home / 152,942.33-211,094.15-84,982.66

Finding the Fourth Proportional to 152,942.33, 211,094.15 and 84,982.66

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Solution

The fourth proportional to 152,942.33, 211,094.15 and 84,982.66 is: 117,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,942.33 : 211,094.15 = 84,982.66 : x
  2. Step 2: Convert to fraction form
    152,942.33/211,094.15 = 84,982.66/x
  3. Step 3: Cross multiply
    152,942.33x = 211,094.15 × 84,982.66
  4. Step 4: Simplify right side
    152,942.33x = 17,939,342,377.44
  5. Step 5: Solve for x
    x = 17,939,342,377.44/152,942.33
  6. Step 6: Final answer
    x = 117,294.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.