Home / 102,576.11-153,848.78-32,446.31

Finding the Fourth Proportional to 102,576.11, 153,848.78 and 32,446.31

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Solution

The fourth proportional to 102,576.11, 153,848.78 and 32,446.31 is: 48,664.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,576.11 : 153,848.78 = 32,446.31 : x
  2. Step 2: Convert to fraction form
    102,576.11/153,848.78 = 32,446.31/x
  3. Step 3: Cross multiply
    102,576.11x = 153,848.78 × 32,446.31
  4. Step 4: Simplify right side
    102,576.11x = 4,991,825,431.39
  5. Step 5: Solve for x
    x = 4,991,825,431.39/102,576.11
  6. Step 6: Final answer
    x = 48,664.60

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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.