Home / 162,824.70-224,712.06-91,219.44

Finding the Fourth Proportional to 162,824.70, 224,712.06 and 91,219.44

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Solution

The fourth proportional to 162,824.70, 224,712.06 and 91,219.44 is: 125,890.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,824.70 : 224,712.06 = 91,219.44 : x
  2. Step 2: Convert to fraction form
    162,824.70/224,712.06 = 91,219.44/x
  3. Step 3: Cross multiply
    162,824.70x = 224,712.06 × 91,219.44
  4. Step 4: Simplify right side
    162,824.70x = 20,498,108,274.45
  5. Step 5: Solve for x
    x = 20,498,108,274.45/162,824.70
  6. Step 6: Final answer
    x = 125,890.66

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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.