Home / 131,864,038.75-181,972,375.10-73,917,286.75

Finding the Fourth Proportional to 131,864,038.75, 181,972,375.10 and 73,917,286.75

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Solution

The fourth proportional to 131,864,038.75, 181,972,375.10 and 73,917,286.75 is: 102,005,856.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,864,038.75 : 181,972,375.10 = 73,917,286.75 : x
  2. Step 2: Convert to fraction form
    131,864,038.75/181,972,375.10 = 73,917,286.75/x
  3. Step 3: Cross multiply
    131,864,038.75x = 181,972,375.10 × 73,917,286.75
  4. Step 4: Simplify right side
    131,864,038.75x = 13,450,904,230,845,260
  5. Step 5: Solve for x
    x = 13,450,904,230,845,260/131,864,038.75
  6. Step 6: Final answer
    x = 102,005,856.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.