Home / 131,875,019.38-181,963,463.66-76,100,092.30

Finding the Fourth Proportional to 131,875,019.38, 181,963,463.66 and 76,100,092.30

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Solution

The fourth proportional to 131,875,019.38, 181,963,463.66 and 76,100,092.30 is: 105,004,241.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,875,019.38 : 181,963,463.66 = 76,100,092.30 : x
  2. Step 2: Convert to fraction form
    131,875,019.38/181,963,463.66 = 76,100,092.30/x
  3. Step 3: Cross multiply
    131,875,019.38x = 181,963,463.66 × 76,100,092.30
  4. Step 4: Simplify right side
    131,875,019.38x = 13,847,436,379,753,696
  5. Step 5: Solve for x
    x = 13,847,436,379,753,696/131,875,019.38
  6. Step 6: Final answer
    x = 105,004,241.48

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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.