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Finding the Fourth Proportional to 169,099.08, 253,246.01 and 97,871.73

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Solution

The fourth proportional to 169,099.08, 253,246.01 and 97,871.73 is: 146,574.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,099.08 : 253,246.01 = 97,871.73 : x
  2. Step 2: Convert to fraction form
    169,099.08/253,246.01 = 97,871.73/x
  3. Step 3: Cross multiply
    169,099.08x = 253,246.01 × 97,871.73
  4. Step 4: Simplify right side
    169,099.08x = 24,785,624,624.94
  5. Step 5: Solve for x
    x = 24,785,624,624.94/169,099.08
  6. Step 6: Final answer
    x = 146,574.57

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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.