Home / 76,467.10-114,644.73-51,444.94

Finding the Fourth Proportional to 76,467.10, 114,644.73 and 51,444.94

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Solution

The fourth proportional to 76,467.10, 114,644.73 and 51,444.94 is: 77,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,467.10 : 114,644.73 = 51,444.94 : x
  2. Step 2: Convert to fraction form
    76,467.10/114,644.73 = 51,444.94/x
  3. Step 3: Cross multiply
    76,467.10x = 114,644.73 × 51,444.94
  4. Step 4: Simplify right side
    76,467.10x = 5,897,891,256.17
  5. Step 5: Solve for x
    x = 5,897,891,256.17/76,467.10
  6. Step 6: Final answer
    x = 77,129.79

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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.