Home / 207,656.06-311,265.39-107,710.16

Finding the Fourth Proportional to 207,656.06, 311,265.39 and 107,710.16

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Solution

The fourth proportional to 207,656.06, 311,265.39 and 107,710.16 is: 161,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,656.06 : 311,265.39 = 107,710.16 : x
  2. Step 2: Convert to fraction form
    207,656.06/311,265.39 = 107,710.16/x
  3. Step 3: Cross multiply
    207,656.06x = 311,265.39 × 107,710.16
  4. Step 4: Simplify right side
    207,656.06x = 33,526,444,959.36
  5. Step 5: Solve for x
    x = 33,526,444,959.36/207,656.06
  6. Step 6: Final answer
    x = 161,451.80

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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.