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Finding the Fourth Proportional to 77,458.84, 116,035.98 and 51,083.08

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Solution

The fourth proportional to 77,458.84, 116,035.98 and 51,083.08 is: 76,524.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,458.84 : 116,035.98 = 51,083.08 : x
  2. Step 2: Convert to fraction form
    77,458.84/116,035.98 = 51,083.08/x
  3. Step 3: Cross multiply
    77,458.84x = 116,035.98 × 51,083.08
  4. Step 4: Simplify right side
    77,458.84x = 5,927,475,249.22
  5. Step 5: Solve for x
    x = 5,927,475,249.22/77,458.84
  6. Step 6: Final answer
    x = 76,524.19

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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.