Home / 169,228.85-253,841.45-69,366.79

Finding the Fourth Proportional to 169,228.85, 253,841.45 and 69,366.79

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Solution

The fourth proportional to 169,228.85, 253,841.45 and 69,366.79 is: 104,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,228.85 : 253,841.45 = 69,366.79 : x
  2. Step 2: Convert to fraction form
    169,228.85/253,841.45 = 69,366.79/x
  3. Step 3: Cross multiply
    169,228.85x = 253,841.45 × 69,366.79
  4. Step 4: Simplify right side
    169,228.85x = 17,608,166,555.45
  5. Step 5: Solve for x
    x = 17,608,166,555.45/169,228.85
  6. Step 6: Final answer
    x = 104,049.44

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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.