Home / 252,416.22-378,573.39-92,437.54

Finding the Fourth Proportional to 252,416.22, 378,573.39 and 92,437.54

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Solution

The fourth proportional to 252,416.22, 378,573.39 and 92,437.54 is: 138,637.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,416.22 : 378,573.39 = 92,437.54 : x
  2. Step 2: Convert to fraction form
    252,416.22/378,573.39 = 92,437.54/x
  3. Step 3: Cross multiply
    252,416.22x = 378,573.39 × 92,437.54
  4. Step 4: Simplify right side
    252,416.22x = 34,994,392,881.06
  5. Step 5: Solve for x
    x = 34,994,392,881.06/252,416.22
  6. Step 6: Final answer
    x = 138,637.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.