Home / 222,047.19-306,405.32-125,258.13

Finding the Fourth Proportional to 222,047.19, 306,405.32 and 125,258.13

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Solution

The fourth proportional to 222,047.19, 306,405.32 and 125,258.13 is: 172,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,047.19 : 306,405.32 = 125,258.13 : x
  2. Step 2: Convert to fraction form
    222,047.19/306,405.32 = 125,258.13/x
  3. Step 3: Cross multiply
    222,047.19x = 306,405.32 × 125,258.13
  4. Step 4: Simplify right side
    222,047.19x = 38,379,756,778.96
  5. Step 5: Solve for x
    x = 38,379,756,778.96/222,047.19
  6. Step 6: Final answer
    x = 172,845.05

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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.