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Finding the Fourth Proportional to 161,339.72, 242,047.85 and 49,026.33

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Solution

The fourth proportional to 161,339.72, 242,047.85 and 49,026.33 is: 73,551.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,339.72 : 242,047.85 = 49,026.33 : x
  2. Step 2: Convert to fraction form
    161,339.72/242,047.85 = 49,026.33/x
  3. Step 3: Cross multiply
    161,339.72x = 242,047.85 × 49,026.33
  4. Step 4: Simplify right side
    161,339.72x = 11,866,717,524.76
  5. Step 5: Solve for x
    x = 11,866,717,524.76/161,339.72
  6. Step 6: Final answer
    x = 73,551.12

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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.