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Finding the Fourth Proportional to 184,347.66, 276,628.82 and 77,724.94

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Solution

The fourth proportional to 184,347.66, 276,628.82 and 77,724.94 is: 116,632.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,347.66 : 276,628.82 = 77,724.94 : x
  2. Step 2: Convert to fraction form
    184,347.66/276,628.82 = 77,724.94/x
  3. Step 3: Cross multiply
    184,347.66x = 276,628.82 × 77,724.94
  4. Step 4: Simplify right side
    184,347.66x = 21,500,958,436.77
  5. Step 5: Solve for x
    x = 21,500,958,436.77/184,347.66
  6. Step 6: Final answer
    x = 116,632.66

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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.