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Finding the Fourth Proportional to 169,674.55, 234,124.83 and 98,040.68

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Solution

The fourth proportional to 169,674.55, 234,124.83 and 98,040.68 is: 135,281.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,674.55 : 234,124.83 = 98,040.68 : x
  2. Step 2: Convert to fraction form
    169,674.55/234,124.83 = 98,040.68/x
  3. Step 3: Cross multiply
    169,674.55x = 234,124.83 × 98,040.68
  4. Step 4: Simplify right side
    169,674.55x = 22,953,757,245.43
  5. Step 5: Solve for x
    x = 22,953,757,245.43/169,674.55
  6. Step 6: Final answer
    x = 135,281.09

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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.