Home / 52,161.66-71,971.83-30,947.94

Finding the Fourth Proportional to 52,161.66, 71,971.83 and 30,947.94

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Solution

The fourth proportional to 52,161.66, 71,971.83 and 30,947.94 is: 42,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,161.66 : 71,971.83 = 30,947.94 : x
  2. Step 2: Convert to fraction form
    52,161.66/71,971.83 = 30,947.94/x
  3. Step 3: Cross multiply
    52,161.66x = 71,971.83 × 30,947.94
  4. Step 4: Simplify right side
    52,161.66x = 2,227,379,876.53
  5. Step 5: Solve for x
    x = 2,227,379,876.53/52,161.66
  6. Step 6: Final answer
    x = 42,701.48

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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.