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Finding the Fourth Proportional to 83,368.94, 125,076.77 and 33,484.06

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Solution

The fourth proportional to 83,368.94, 125,076.77 and 33,484.06 is: 50,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,368.94 : 125,076.77 = 33,484.06 : x
  2. Step 2: Convert to fraction form
    83,368.94/125,076.77 = 33,484.06/x
  3. Step 3: Cross multiply
    83,368.94x = 125,076.77 × 33,484.06
  4. Step 4: Simplify right side
    83,368.94x = 4,188,077,278.48
  5. Step 5: Solve for x
    x = 4,188,077,278.48/83,368.94
  6. Step 6: Final answer
    x = 50,235.46

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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.