Home / 222,799.16-307,458.63-126,001.32

Finding the Fourth Proportional to 222,799.16, 307,458.63 and 126,001.32

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Solution

The fourth proportional to 222,799.16, 307,458.63 and 126,001.32 is: 173,879.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,799.16 : 307,458.63 = 126,001.32 : x
  2. Step 2: Convert to fraction form
    222,799.16/307,458.63 = 126,001.32/x
  3. Step 3: Cross multiply
    222,799.16x = 307,458.63 × 126,001.32
  4. Step 4: Simplify right side
    222,799.16x = 38,740,193,225.39
  5. Step 5: Solve for x
    x = 38,740,193,225.39/222,799.16
  6. Step 6: Final answer
    x = 173,879.44

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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.