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Finding the Fourth Proportional to 162,983.88, 244,486.76 and 44,645.31

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Solution

The fourth proportional to 162,983.88, 244,486.76 and 44,645.31 is: 66,970.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,983.88 : 244,486.76 = 44,645.31 : x
  2. Step 2: Convert to fraction form
    162,983.88/244,486.76 = 44,645.31/x
  3. Step 3: Cross multiply
    162,983.88x = 244,486.76 × 44,645.31
  4. Step 4: Simplify right side
    162,983.88x = 10,915,186,967.87
  5. Step 5: Solve for x
    x = 10,915,186,967.87/162,983.88
  6. Step 6: Final answer
    x = 66,970.96

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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.