Home / 112,872.84-169,160.70-62,976.42

Finding the Fourth Proportional to 112,872.84, 169,160.70 and 62,976.42

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Solution

The fourth proportional to 112,872.84, 169,160.70 and 62,976.42 is: 94,381.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,872.84 : 169,160.70 = 62,976.42 : x
  2. Step 2: Convert to fraction form
    112,872.84/169,160.70 = 62,976.42/x
  3. Step 3: Cross multiply
    112,872.84x = 169,160.70 × 62,976.42
  4. Step 4: Simplify right side
    112,872.84x = 10,653,135,290.69
  5. Step 5: Solve for x
    x = 10,653,135,290.69/112,872.84
  6. Step 6: Final answer
    x = 94,381.74

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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.