Home / 251,422.32-346,968.68-136,707.48

Finding the Fourth Proportional to 251,422.32, 346,968.68 and 136,707.48

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Solution

The fourth proportional to 251,422.32, 346,968.68 and 136,707.48 is: 188,659.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,422.32 : 346,968.68 = 136,707.48 : x
  2. Step 2: Convert to fraction form
    251,422.32/346,968.68 = 136,707.48/x
  3. Step 3: Cross multiply
    251,422.32x = 346,968.68 × 136,707.48
  4. Step 4: Simplify right side
    251,422.32x = 47,433,213,881.73
  5. Step 5: Solve for x
    x = 47,433,213,881.73/251,422.32
  6. Step 6: Final answer
    x = 188,659.52

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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.