Home / 83,939.96-125,909.94-27,764.98

Finding the Fourth Proportional to 83,939.96, 125,909.94 and 27,764.98

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Solution

The fourth proportional to 83,939.96, 125,909.94 and 27,764.98 is: 41,647.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,939.96 : 125,909.94 = 27,764.98 : x
  2. Step 2: Convert to fraction form
    83,939.96/125,909.94 = 27,764.98/x
  3. Step 3: Cross multiply
    83,939.96x = 125,909.94 × 27,764.98
  4. Step 4: Simplify right side
    83,939.96x = 3,495,886,336.35
  5. Step 5: Solve for x
    x = 3,495,886,336.35/83,939.96
  6. Step 6: Final answer
    x = 41,647.46

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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.