Home / 107,910-148,917.66-60,158.07

Finding the Fourth Proportional to 107,910, 148,917.66 and 60,158.07

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Solution

The fourth proportional to 107,910, 148,917.66 and 60,158.07 is: 83,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,910 : 148,917.66 = 60,158.07 : x
  2. Step 2: Convert to fraction form
    107,910/148,917.66 = 60,158.07/x
  3. Step 3: Cross multiply
    107,910x = 148,917.66 × 60,158.07
  4. Step 4: Simplify right side
    107,910x = 8,958,599,014.52
  5. Step 5: Solve for x
    x = 8,958,599,014.52/107,910
  6. Step 6: Final answer
    x = 83,019.17

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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.