Home / 169,429.82-254,102.06-69,617.57

Finding the Fourth Proportional to 169,429.82, 254,102.06 and 69,617.57

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Solution

The fourth proportional to 169,429.82, 254,102.06 and 69,617.57 is: 104,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,429.82 : 254,102.06 = 69,617.57 : x
  2. Step 2: Convert to fraction form
    169,429.82/254,102.06 = 69,617.57/x
  3. Step 3: Cross multiply
    169,429.82x = 254,102.06 × 69,617.57
  4. Step 4: Simplify right side
    169,429.82x = 17,689,966,852.73
  5. Step 5: Solve for x
    x = 17,689,966,852.73/169,429.82
  6. Step 6: Final answer
    x = 104,408.82

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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.