Home / 170,309.62-235,003.17-96,719.50

Finding the Fourth Proportional to 170,309.62, 235,003.17 and 96,719.50

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Solution

The fourth proportional to 170,309.62, 235,003.17 and 96,719.50 is: 133,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,309.62 : 235,003.17 = 96,719.50 : x
  2. Step 2: Convert to fraction form
    170,309.62/235,003.17 = 96,719.50/x
  3. Step 3: Cross multiply
    170,309.62x = 235,003.17 × 96,719.50
  4. Step 4: Simplify right side
    170,309.62x = 22,729,389,100.82
  5. Step 5: Solve for x
    x = 22,729,389,100.82/170,309.62
  6. Step 6: Final answer
    x = 133,459.22

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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.