Home / 164,911.68-247,037.76-76,043.52

Finding the Fourth Proportional to 164,911.68, 247,037.76 and 76,043.52

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Solution

The fourth proportional to 164,911.68, 247,037.76 and 76,043.52 is: 113,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,911.68 : 247,037.76 = 76,043.52 : x
  2. Step 2: Convert to fraction form
    164,911.68/247,037.76 = 76,043.52/x
  3. Step 3: Cross multiply
    164,911.68x = 247,037.76 × 76,043.52
  4. Step 4: Simplify right side
    164,911.68x = 18,785,620,843.32
  5. Step 5: Solve for x
    x = 18,785,620,843.32/164,911.68
  6. Step 6: Final answer
    x = 113,913.22

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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.