Home / 234,274.96-351,490.20-76,508.56

Finding the Fourth Proportional to 234,274.96, 351,490.20 and 76,508.56

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Solution

The fourth proportional to 234,274.96, 351,490.20 and 76,508.56 is: 114,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,274.96 : 351,490.20 = 76,508.56 : x
  2. Step 2: Convert to fraction form
    234,274.96/351,490.20 = 76,508.56/x
  3. Step 3: Cross multiply
    234,274.96x = 351,490.20 × 76,508.56
  4. Step 4: Simplify right side
    234,274.96x = 26,892,009,056.11
  5. Step 5: Solve for x
    x = 26,892,009,056.11/234,274.96
  6. Step 6: Final answer
    x = 114,788.23

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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.