Home / 84,239.14-126,252.60-73,684.04

Finding the Fourth Proportional to 84,239.14, 126,252.60 and 73,684.04

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Solution

The fourth proportional to 84,239.14, 126,252.60 and 73,684.04 is: 110,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,239.14 : 126,252.60 = 73,684.04 : x
  2. Step 2: Convert to fraction form
    84,239.14/126,252.60 = 73,684.04/x
  3. Step 3: Cross multiply
    84,239.14x = 126,252.60 × 73,684.04
  4. Step 4: Simplify right side
    84,239.14x = 9,302,801,628.50
  5. Step 5: Solve for x
    x = 9,302,801,628.50/84,239.14
  6. Step 6: Final answer
    x = 110,433.25

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1.5x scale

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.