Home / 112,771.76-169,143.51-36,863.94

Finding the Fourth Proportional to 112,771.76, 169,143.51 and 36,863.94

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Solution

The fourth proportional to 112,771.76, 169,143.51 and 36,863.94 is: 55,291.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,771.76 : 169,143.51 = 36,863.94 : x
  2. Step 2: Convert to fraction form
    112,771.76/169,143.51 = 36,863.94/x
  3. Step 3: Cross multiply
    112,771.76x = 169,143.51 × 36,863.94
  4. Step 4: Simplify right side
    112,771.76x = 6,235,296,204.03
  5. Step 5: Solve for x
    x = 6,235,296,204.03/112,771.76
  6. Step 6: Final answer
    x = 55,291.29

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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.