Home / 251,346.24-346,835.52-138,166.56

Finding the Fourth Proportional to 251,346.24, 346,835.52 and 138,166.56

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Solution

The fourth proportional to 251,346.24, 346,835.52 and 138,166.56 is: 190,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,346.24 : 346,835.52 = 138,166.56 : x
  2. Step 2: Convert to fraction form
    251,346.24/346,835.52 = 138,166.56/x
  3. Step 3: Cross multiply
    251,346.24x = 346,835.52 × 138,166.56
  4. Step 4: Simplify right side
    251,346.24x = 47,921,070,684.21
  5. Step 5: Solve for x
    x = 47,921,070,684.21/251,346.24
  6. Step 6: Final answer
    x = 190,657.60

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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.