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Finding the Fourth Proportional to 84,683.00, 126,913.77 and 34,704.59

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Solution

The fourth proportional to 84,683.00, 126,913.77 and 34,704.59 is: 52,011.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,683.00 : 126,913.77 = 34,704.59 : x
  2. Step 2: Convert to fraction form
    84,683.00/126,913.77 = 34,704.59/x
  3. Step 3: Cross multiply
    84,683.00x = 126,913.77 × 34,704.59
  4. Step 4: Simplify right side
    84,683.00x = 4,404,489,718.64
  5. Step 5: Solve for x
    x = 4,404,489,718.64/84,683.00
  6. Step 6: Final answer
    x = 52,011.50

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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.