Home / 222,150.51-306,567.74-125,375.00

Finding the Fourth Proportional to 222,150.51, 306,567.74 and 125,375.00

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Solution

The fourth proportional to 222,150.51, 306,567.74 and 125,375.00 is: 173,017.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,150.51 : 306,567.74 = 125,375.00 : x
  2. Step 2: Convert to fraction form
    222,150.51/306,567.74 = 125,375.00/x
  3. Step 3: Cross multiply
    222,150.51x = 306,567.74 × 125,375.00
  4. Step 4: Simplify right side
    222,150.51x = 38,435,928,242.79
  5. Step 5: Solve for x
    x = 38,435,928,242.79/222,150.51
  6. Step 6: Final answer
    x = 173,017.51

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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.