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Finding the Fourth Proportional to 162,668.10, 243,994.97 and 44,339.43

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Solution

The fourth proportional to 162,668.10, 243,994.97 and 44,339.43 is: 66,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,668.10 : 243,994.97 = 44,339.43 : x
  2. Step 2: Convert to fraction form
    162,668.10/243,994.97 = 44,339.43/x
  3. Step 3: Cross multiply
    162,668.10x = 243,994.97 × 44,339.43
  4. Step 4: Simplify right side
    162,668.10x = 10,818,597,670.97
  5. Step 5: Solve for x
    x = 10,818,597,670.97/162,668.10
  6. Step 6: Final answer
    x = 66,507.19

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1.5x scale

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.