Home / 52,999.29-73,138.78-30,338.16

Finding the Fourth Proportional to 52,999.29, 73,138.78 and 30,338.16

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Solution

The fourth proportional to 52,999.29, 73,138.78 and 30,338.16 is: 41,866.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,999.29 : 73,138.78 = 30,338.16 : x
  2. Step 2: Convert to fraction form
    52,999.29/73,138.78 = 30,338.16/x
  3. Step 3: Cross multiply
    52,999.29x = 73,138.78 × 30,338.16
  4. Step 4: Simplify right side
    52,999.29x = 2,218,895,773.50
  5. Step 5: Solve for x
    x = 2,218,895,773.50/52,999.29
  6. Step 6: Final answer
    x = 41,866.52

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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.