Home / 207,125.11-310,918.25-107,258.59

Finding the Fourth Proportional to 207,125.11, 310,918.25 and 107,258.59

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Solution

The fourth proportional to 207,125.11, 310,918.25 and 107,258.59 is: 161,007.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,125.11 : 310,918.25 = 107,258.59 : x
  2. Step 2: Convert to fraction form
    207,125.11/310,918.25 = 107,258.59/x
  3. Step 3: Cross multiply
    207,125.11x = 310,918.25 × 107,258.59
  4. Step 4: Simplify right side
    207,125.11x = 33,348,653,100.27
  5. Step 5: Solve for x
    x = 33,348,653,100.27/207,125.11
  6. Step 6: Final answer
    x = 161,007.29

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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.