Home / 109,718.26-164,470.28-53,556.10

Finding the Fourth Proportional to 109,718.26, 164,470.28 and 53,556.10

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Solution

The fourth proportional to 109,718.26, 164,470.28 and 53,556.10 is: 80,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,718.26 : 164,470.28 = 53,556.10 : x
  2. Step 2: Convert to fraction form
    109,718.26/164,470.28 = 53,556.10/x
  3. Step 3: Cross multiply
    109,718.26x = 164,470.28 × 53,556.10
  4. Step 4: Simplify right side
    109,718.26x = 8,808,386,083.75
  5. Step 5: Solve for x
    x = 8,808,386,083.75/109,718.26
  6. Step 6: Final answer
    x = 80,281.86

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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.