Home / 84,347.43-126,037.64-64,245.26

Finding the Fourth Proportional to 84,347.43, 126,037.64 and 64,245.26

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Solution

The fourth proportional to 84,347.43, 126,037.64 and 64,245.26 is: 95,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,347.43 : 126,037.64 = 64,245.26 : x
  2. Step 2: Convert to fraction form
    84,347.43/126,037.64 = 64,245.26/x
  3. Step 3: Cross multiply
    84,347.43x = 126,037.64 × 64,245.26
  4. Step 4: Simplify right side
    84,347.43x = 8,097,320,951.59
  5. Step 5: Solve for x
    x = 8,097,320,951.59/84,347.43
  6. Step 6: Final answer
    x = 95,999.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.