Home / 131,906,512.72-182,030,317.01-73,168,569.73

Finding the Fourth Proportional to 131,906,512.72, 182,030,317.01 and 73,168,569.73

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Solution

The fourth proportional to 131,906,512.72, 182,030,317.01 and 73,168,569.73 is: 100,972,254.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,906,512.72 : 182,030,317.01 = 73,168,569.73 : x
  2. Step 2: Convert to fraction form
    131,906,512.72/182,030,317.01 = 73,168,569.73/x
  3. Step 3: Cross multiply
    131,906,512.72x = 182,030,317.01 × 73,168,569.73
  4. Step 4: Simplify right side
    131,906,512.72x = 13,318,897,942,210,036
  5. Step 5: Solve for x
    x = 13,318,897,942,210,036/131,906,512.72
  6. Step 6: Final answer
    x = 100,972,254.27

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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.