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Finding the Fourth Proportional to 162,887.68, 244,242.70 and 49,018.88

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Solution

The fourth proportional to 162,887.68, 244,242.70 and 49,018.88 is: 73,501.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,887.68 : 244,242.70 = 49,018.88 : x
  2. Step 2: Convert to fraction form
    162,887.68/244,242.70 = 49,018.88/x
  3. Step 3: Cross multiply
    162,887.68x = 244,242.70 × 49,018.88
  4. Step 4: Simplify right side
    162,887.68x = 11,972,503,602.18
  5. Step 5: Solve for x
    x = 11,972,503,602.18/162,887.68
  6. Step 6: Final answer
    x = 73,501.59

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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.