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Finding the Fourth Proportional to 70,335.70, 105,362.18 and 32,844.04

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Solution

The fourth proportional to 70,335.70, 105,362.18 and 32,844.04 is: 49,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,335.70 : 105,362.18 = 32,844.04 : x
  2. Step 2: Convert to fraction form
    70,335.70/105,362.18 = 32,844.04/x
  3. Step 3: Cross multiply
    70,335.70x = 105,362.18 × 32,844.04
  4. Step 4: Simplify right side
    70,335.70x = 3,460,519,654.41
  5. Step 5: Solve for x
    x = 3,460,519,654.41/70,335.70
  6. Step 6: Final answer
    x = 49,200.05

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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.