Home / 71,525.11-107,269.60-26,521.74

Finding the Fourth Proportional to 71,525.11, 107,269.60 and 26,521.74

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Solution

The fourth proportional to 71,525.11, 107,269.60 and 26,521.74 is: 39,775.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,525.11 : 107,269.60 = 26,521.74 : x
  2. Step 2: Convert to fraction form
    71,525.11/107,269.60 = 26,521.74/x
  3. Step 3: Cross multiply
    71,525.11x = 107,269.60 × 26,521.74
  4. Step 4: Simplify right side
    71,525.11x = 2,844,976,106.63
  5. Step 5: Solve for x
    x = 2,844,976,106.63/71,525.11
  6. Step 6: Final answer
    x = 39,775.91

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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.