Home / 76,045.05-114,029.51-23,447.70

Finding the Fourth Proportional to 76,045.05, 114,029.51 and 23,447.70

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Solution

The fourth proportional to 76,045.05, 114,029.51 and 23,447.70 is: 35,159.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,045.05 : 114,029.51 = 23,447.70 : x
  2. Step 2: Convert to fraction form
    76,045.05/114,029.51 = 23,447.70/x
  3. Step 3: Cross multiply
    76,045.05x = 114,029.51 × 23,447.70
  4. Step 4: Simplify right side
    76,045.05x = 2,673,729,624.39
  5. Step 5: Solve for x
    x = 2,673,729,624.39/76,045.05
  6. Step 6: Final answer
    x = 35,159.81

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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.