Home / 207,145.82-310,050.48-107,168.34

Finding the Fourth Proportional to 207,145.82, 310,050.48 and 107,168.34

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Solution

The fourth proportional to 207,145.82, 310,050.48 and 107,168.34 is: 160,406.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,145.82 : 310,050.48 = 107,168.34 : x
  2. Step 2: Convert to fraction form
    207,145.82/310,050.48 = 107,168.34/x
  3. Step 3: Cross multiply
    207,145.82x = 310,050.48 × 107,168.34
  4. Step 4: Simplify right side
    207,145.82x = 33,227,595,257.80
  5. Step 5: Solve for x
    x = 33,227,595,257.80/207,145.82
  6. Step 6: Final answer
    x = 160,406.79

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1.5x scale

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.