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Finding the Fourth Proportional to 83,950.96, 125,886.95 and 33,993.06

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Solution

The fourth proportional to 83,950.96, 125,886.95 and 33,993.06 is: 50,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,950.96 : 125,886.95 = 33,993.06 : x
  2. Step 2: Convert to fraction form
    83,950.96/125,886.95 = 33,993.06/x
  3. Step 3: Cross multiply
    83,950.96x = 125,886.95 × 33,993.06
  4. Step 4: Simplify right side
    83,950.96x = 4,279,282,474.60
  5. Step 5: Solve for x
    x = 4,279,282,474.60/83,950.96
  6. Step 6: Final answer
    x = 50,973.60

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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.