Home / 103,173.18-154,794.39-39,995.37

Finding the Fourth Proportional to 103,173.18, 154,794.39 and 39,995.37

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Solution

The fourth proportional to 103,173.18, 154,794.39 and 39,995.37 is: 60,006.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,173.18 : 154,794.39 = 39,995.37 : x
  2. Step 2: Convert to fraction form
    103,173.18/154,794.39 = 39,995.37/x
  3. Step 3: Cross multiply
    103,173.18x = 154,794.39 × 39,995.37
  4. Step 4: Simplify right side
    103,173.18x = 6,191,058,471.48
  5. Step 5: Solve for x
    x = 6,191,058,471.48/103,173.18
  6. Step 6: Final answer
    x = 60,006.47

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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.