Home / 76,076.10-114,126.45-23,473.28

Finding the Fourth Proportional to 76,076.10, 114,126.45 and 23,473.28

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Solution

The fourth proportional to 76,076.10, 114,126.45 and 23,473.28 is: 35,213.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,076.10 : 114,126.45 = 23,473.28 : x
  2. Step 2: Convert to fraction form
    76,076.10/114,126.45 = 23,473.28/x
  3. Step 3: Cross multiply
    76,076.10x = 114,126.45 × 23,473.28
  4. Step 4: Simplify right side
    76,076.10x = 2,678,922,116.26
  5. Step 5: Solve for x
    x = 2,678,922,116.26/76,076.10
  6. Step 6: Final answer
    x = 35,213.72

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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.