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Finding the Fourth Proportional to 169,016, 253,527.68 and 63,884.48

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Solution

The fourth proportional to 169,016, 253,527.68 and 63,884.48 is: 95,828.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,016 : 253,527.68 = 63,884.48 : x
  2. Step 2: Convert to fraction form
    169,016/253,527.68 = 63,884.48/x
  3. Step 3: Cross multiply
    169,016x = 253,527.68 × 63,884.48
  4. Step 4: Simplify right side
    169,016x = 16,196,484,002.41
  5. Step 5: Solve for x
    x = 16,196,484,002.41/169,016
  6. Step 6: Final answer
    x = 95,828.11

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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.