Home / 112,709.49-169,097.18-50,365.41

Finding the Fourth Proportional to 112,709.49, 169,097.18 and 50,365.41

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Solution

The fourth proportional to 112,709.49, 169,097.18 and 50,365.41 is: 75,562.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,709.49 : 169,097.18 = 50,365.41 : x
  2. Step 2: Convert to fraction form
    112,709.49/169,097.18 = 50,365.41/x
  3. Step 3: Cross multiply
    112,709.49x = 169,097.18 × 50,365.41
  4. Step 4: Simplify right side
    112,709.49x = 8,516,648,548.72
  5. Step 5: Solve for x
    x = 8,516,648,548.72/112,709.49
  6. Step 6: Final answer
    x = 75,562.83

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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.