Home / 77,083.82-115,569.66-52,061.84

Finding the Fourth Proportional to 77,083.82, 115,569.66 and 52,061.84

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Solution

The fourth proportional to 77,083.82, 115,569.66 and 52,061.84 is: 78,054.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,083.82 : 115,569.66 = 52,061.84 : x
  2. Step 2: Convert to fraction form
    77,083.82/115,569.66 = 52,061.84/x
  3. Step 3: Cross multiply
    77,083.82x = 115,569.66 × 52,061.84
  4. Step 4: Simplify right side
    77,083.82x = 6,016,769,147.77
  5. Step 5: Solve for x
    x = 6,016,769,147.77/77,083.82
  6. Step 6: Final answer
    x = 78,054.89

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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.