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Finding the Fourth Proportional to 49,645, 68,568.60 and 32,848.84

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Solution

The fourth proportional to 49,645, 68,568.60 and 32,848.84 is: 45,370.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,645 : 68,568.60 = 32,848.84 : x
  2. Step 2: Convert to fraction form
    49,645/68,568.60 = 32,848.84/x
  3. Step 3: Cross multiply
    49,645x = 68,568.60 × 32,848.84
  4. Step 4: Simplify right side
    49,645x = 2,252,398,970.42
  5. Step 5: Solve for x
    x = 2,252,398,970.42/49,645
  6. Step 6: Final answer
    x = 45,370.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.