Home / 75,996.96-114,013.20-23,405.28

Finding the Fourth Proportional to 75,996.96, 114,013.20 and 23,405.28

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Solution

The fourth proportional to 75,996.96, 114,013.20 and 23,405.28 is: 35,113.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,996.96 : 114,013.20 = 23,405.28 : x
  2. Step 2: Convert to fraction form
    75,996.96/114,013.20 = 23,405.28/x
  3. Step 3: Cross multiply
    75,996.96x = 114,013.20 × 23,405.28
  4. Step 4: Simplify right side
    75,996.96x = 2,668,510,869.70
  5. Step 5: Solve for x
    x = 2,668,510,869.70/75,996.96
  6. Step 6: Final answer
    x = 35,113.39

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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.