Home / 77,311.16-116,010.48-32,933.28

Finding the Fourth Proportional to 77,311.16, 116,010.48 and 32,933.28

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Solution

The fourth proportional to 77,311.16, 116,010.48 and 32,933.28 is: 49,418.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,311.16 : 116,010.48 = 32,933.28 : x
  2. Step 2: Convert to fraction form
    77,311.16/116,010.48 = 32,933.28/x
  3. Step 3: Cross multiply
    77,311.16x = 116,010.48 × 32,933.28
  4. Step 4: Simplify right side
    77,311.16x = 3,820,605,620.77
  5. Step 5: Solve for x
    x = 3,820,605,620.77/77,311.16
  6. Step 6: Final answer
    x = 49,418.55

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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.