Home / 84,206.31-126,200.04-34,228.19

Finding the Fourth Proportional to 84,206.31, 126,200.04 and 34,228.19

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Solution

The fourth proportional to 84,206.31, 126,200.04 and 34,228.19 is: 51,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,206.31 : 126,200.04 = 34,228.19 : x
  2. Step 2: Convert to fraction form
    84,206.31/126,200.04 = 34,228.19/x
  3. Step 3: Cross multiply
    84,206.31x = 126,200.04 × 34,228.19
  4. Step 4: Simplify right side
    84,206.31x = 4,319,598,316.13
  5. Step 5: Solve for x
    x = 4,319,598,316.13/84,206.31
  6. Step 6: Final answer
    x = 51,297.80

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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.