Home / 251,298.89-346,794.76-136,577.83

Finding the Fourth Proportional to 251,298.89, 346,794.76 and 136,577.83

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Solution

The fourth proportional to 251,298.89, 346,794.76 and 136,577.83 is: 188,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,298.89 : 346,794.76 = 136,577.83 : x
  2. Step 2: Convert to fraction form
    251,298.89/346,794.76 = 136,577.83/x
  3. Step 3: Cross multiply
    251,298.89x = 346,794.76 × 136,577.83
  4. Step 4: Simplify right side
    251,298.89x = 47,364,474,042.20
  5. Step 5: Solve for x
    x = 47,364,474,042.20/251,298.89
  6. Step 6: Final answer
    x = 188,478.64

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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.