Home / 84,367.02-126,502.60-34,388.58

Finding the Fourth Proportional to 84,367.02, 126,502.60 and 34,388.58

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Solution

The fourth proportional to 84,367.02, 126,502.60 and 34,388.58 is: 51,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,367.02 : 126,502.60 = 34,388.58 : x
  2. Step 2: Convert to fraction form
    84,367.02/126,502.60 = 34,388.58/x
  3. Step 3: Cross multiply
    84,367.02x = 126,502.60 × 34,388.58
  4. Step 4: Simplify right side
    84,367.02x = 4,350,244,780.31
  5. Step 5: Solve for x
    x = 4,350,244,780.31/84,367.02
  6. Step 6: Final answer
    x = 51,563.33

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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.