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Finding the Fourth Proportional to 184,309.78, 276,248.94 and 70,382.96

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Solution

The fourth proportional to 184,309.78, 276,248.94 and 70,382.96 is: 105,492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,309.78 : 276,248.94 = 70,382.96 : x
  2. Step 2: Convert to fraction form
    184,309.78/276,248.94 = 70,382.96/x
  3. Step 3: Cross multiply
    184,309.78x = 276,248.94 × 70,382.96
  4. Step 4: Simplify right side
    184,309.78x = 19,443,218,094.06
  5. Step 5: Solve for x
    x = 19,443,218,094.06/184,309.78
  6. Step 6: Final answer
    x = 105,492.06

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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.