Home / 75,936.56-104,841.72-67,964.96

Finding the Fourth Proportional to 75,936.56, 104,841.72 and 67,964.96

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Solution

The fourth proportional to 75,936.56, 104,841.72 and 67,964.96 is: 93,835.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,936.56 : 104,841.72 = 67,964.96 : x
  2. Step 2: Convert to fraction form
    75,936.56/104,841.72 = 67,964.96/x
  3. Step 3: Cross multiply
    75,936.56x = 104,841.72 × 67,964.96
  4. Step 4: Simplify right side
    75,936.56x = 7,125,563,306.13
  5. Step 5: Solve for x
    x = 7,125,563,306.13/75,936.56
  6. Step 6: Final answer
    x = 93,835.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.