Home / 170,080.92-234,697.37-100,219.14

Finding the Fourth Proportional to 170,080.92, 234,697.37 and 100,219.14

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Solution

The fourth proportional to 170,080.92, 234,697.37 and 100,219.14 is: 138,293.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,080.92 : 234,697.37 = 100,219.14 : x
  2. Step 2: Convert to fraction form
    170,080.92/234,697.37 = 100,219.14/x
  3. Step 3: Cross multiply
    170,080.92x = 234,697.37 × 100,219.14
  4. Step 4: Simplify right side
    170,080.92x = 23,521,168,080.57
  5. Step 5: Solve for x
    x = 23,521,168,080.57/170,080.92
  6. Step 6: Final answer
    x = 138,293.98

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1.5x scale

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.