Home / 75,996.06-114,026.88-40,928.70

Finding the Fourth Proportional to 75,996.06, 114,026.88 and 40,928.70

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Solution

The fourth proportional to 75,996.06, 114,026.88 and 40,928.70 is: 61,410.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,996.06 : 114,026.88 = 40,928.70 : x
  2. Step 2: Convert to fraction form
    75,996.06/114,026.88 = 40,928.70/x
  3. Step 3: Cross multiply
    75,996.06x = 114,026.88 × 40,928.70
  4. Step 4: Simplify right side
    75,996.06x = 4,666,971,963.46
  5. Step 5: Solve for x
    x = 4,666,971,963.46/75,996.06
  6. Step 6: Final answer
    x = 61,410.71

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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.