Home / 68,565.20-102,799.51-26,409.97

Finding the Fourth Proportional to 68,565.20, 102,799.51 and 26,409.97

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Solution

The fourth proportional to 68,565.20, 102,799.51 and 26,409.97 is: 39,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,565.20 : 102,799.51 = 26,409.97 : x
  2. Step 2: Convert to fraction form
    68,565.20/102,799.51 = 26,409.97/x
  3. Step 3: Cross multiply
    68,565.20x = 102,799.51 × 26,409.97
  4. Step 4: Simplify right side
    68,565.20x = 2,714,931,975.11
  5. Step 5: Solve for x
    x = 2,714,931,975.11/68,565.20
  6. Step 6: Final answer
    x = 39,596.35

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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.