Home / 133,026.45-183,413.16-82,637.97

Finding the Fourth Proportional to 133,026.45, 183,413.16 and 82,637.97

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Solution

The fourth proportional to 133,026.45, 183,413.16 and 82,637.97 is: 113,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,026.45 : 183,413.16 = 82,637.97 : x
  2. Step 2: Convert to fraction form
    133,026.45/183,413.16 = 82,637.97/x
  3. Step 3: Cross multiply
    133,026.45x = 183,413.16 × 82,637.97
  4. Step 4: Simplify right side
    133,026.45x = 15,156,891,213.69
  5. Step 5: Solve for x
    x = 15,156,891,213.69/133,026.45
  6. Step 6: Final answer
    x = 113,938.93

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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.