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Finding the Fourth Proportional to 184,046.56, 276,128.16 and 65,715.28

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Solution

The fourth proportional to 184,046.56, 276,128.16 and 65,715.28 is: 98,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,046.56 : 276,128.16 = 65,715.28 : x
  2. Step 2: Convert to fraction form
    184,046.56/276,128.16 = 65,715.28/x
  3. Step 3: Cross multiply
    184,046.56x = 276,128.16 × 65,715.28
  4. Step 4: Simplify right side
    184,046.56x = 18,145,839,350.28
  5. Step 5: Solve for x
    x = 18,145,839,350.28/184,046.56
  6. Step 6: Final answer
    x = 98,593.74

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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.