Home / 112,392.97-168,644.43-49,204.46

Finding the Fourth Proportional to 112,392.97, 168,644.43 and 49,204.46

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Solution

The fourth proportional to 112,392.97, 168,644.43 and 49,204.46 is: 73,830.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,392.97 : 168,644.43 = 49,204.46 : x
  2. Step 2: Convert to fraction form
    112,392.97/168,644.43 = 49,204.46/x
  3. Step 3: Cross multiply
    112,392.97x = 168,644.43 × 49,204.46
  4. Step 4: Simplify right side
    112,392.97x = 8,298,058,531.77
  5. Step 5: Solve for x
    x = 8,298,058,531.77/112,392.97
  6. Step 6: Final answer
    x = 73,830.76

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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.