Home / 84,037.68-126,043.56-37,282.32

Finding the Fourth Proportional to 84,037.68, 126,043.56 and 37,282.32

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Solution

The fourth proportional to 84,037.68, 126,043.56 and 37,282.32 is: 55,917.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,037.68 : 126,043.56 = 37,282.32 : x
  2. Step 2: Convert to fraction form
    84,037.68/126,043.56 = 37,282.32/x
  3. Step 3: Cross multiply
    84,037.68x = 126,043.56 × 37,282.32
  4. Step 4: Simplify right side
    84,037.68x = 4,699,196,337.86
  5. Step 5: Solve for x
    x = 4,699,196,337.86/84,037.68
  6. Step 6: Final answer
    x = 55,917.73

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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.