Home / 107,770.17-161,659.71-41,215.17

Finding the Fourth Proportional to 107,770.17, 161,659.71 and 41,215.17

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Solution

The fourth proportional to 107,770.17, 161,659.71 and 41,215.17 is: 61,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,770.17 : 161,659.71 = 41,215.17 : x
  2. Step 2: Convert to fraction form
    107,770.17/161,659.71 = 41,215.17/x
  3. Step 3: Cross multiply
    107,770.17x = 161,659.71 × 41,215.17
  4. Step 4: Simplify right side
    107,770.17x = 6,662,832,429.80
  5. Step 5: Solve for x
    x = 6,662,832,429.80/107,770.17
  6. Step 6: Final answer
    x = 61,824.46

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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.