Home / 141,289.92-211,944.60-47,764.08

Finding the Fourth Proportional to 141,289.92, 211,944.60 and 47,764.08

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Solution

The fourth proportional to 141,289.92, 211,944.60 and 47,764.08 is: 71,649.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,289.92 : 211,944.60 = 47,764.08 : x
  2. Step 2: Convert to fraction form
    141,289.92/211,944.60 = 47,764.08/x
  3. Step 3: Cross multiply
    141,289.92x = 211,944.60 × 47,764.08
  4. Step 4: Simplify right side
    141,289.92x = 10,123,338,829.97
  5. Step 5: Solve for x
    x = 10,123,338,829.97/141,289.92
  6. Step 6: Final answer
    x = 71,649.41

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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.