Home / 84,727.37-126,890.65-73,573.46

Finding the Fourth Proportional to 84,727.37, 126,890.65 and 73,573.46

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Solution

The fourth proportional to 84,727.37, 126,890.65 and 73,573.46 is: 110,186.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,727.37 : 126,890.65 = 73,573.46 : x
  2. Step 2: Convert to fraction form
    84,727.37/126,890.65 = 73,573.46/x
  3. Step 3: Cross multiply
    84,727.37x = 126,890.65 × 73,573.46
  4. Step 4: Simplify right side
    84,727.37x = 9,335,784,809.26
  5. Step 5: Solve for x
    x = 9,335,784,809.26/84,727.37
  6. Step 6: Final answer
    x = 110,186.18

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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.