Home / 109,717.31-164,598.51-49,716.96

Finding the Fourth Proportional to 109,717.31, 164,598.51 and 49,716.96

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Solution

The fourth proportional to 109,717.31, 164,598.51 and 49,716.96 is: 74,585.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,717.31 : 164,598.51 = 49,716.96 : x
  2. Step 2: Convert to fraction form
    109,717.31/164,598.51 = 49,716.96/x
  3. Step 3: Cross multiply
    109,717.31x = 164,598.51 × 49,716.96
  4. Step 4: Simplify right side
    109,717.31x = 8,183,338,032.79
  5. Step 5: Solve for x
    x = 8,183,338,032.79/109,717.31
  6. Step 6: Final answer
    x = 74,585.66

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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.