Home / 84,026.86-125,971.81-39,076.57

Finding the Fourth Proportional to 84,026.86, 125,971.81 and 39,076.57

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Solution

The fourth proportional to 84,026.86, 125,971.81 and 39,076.57 is: 58,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,026.86 : 125,971.81 = 39,076.57 : x
  2. Step 2: Convert to fraction form
    84,026.86/125,971.81 = 39,076.57/x
  3. Step 3: Cross multiply
    84,026.86x = 125,971.81 × 39,076.57
  4. Step 4: Simplify right side
    84,026.86x = 4,922,546,251.49
  5. Step 5: Solve for x
    x = 4,922,546,251.49/84,026.86
  6. Step 6: Final answer
    x = 58,583.01

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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.