Home / 68,247.51-102,367.72-26,147.76

Finding the Fourth Proportional to 68,247.51, 102,367.72 and 26,147.76

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Solution

The fourth proportional to 68,247.51, 102,367.72 and 26,147.76 is: 39,220.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,247.51 : 102,367.72 = 26,147.76 : x
  2. Step 2: Convert to fraction form
    68,247.51/102,367.72 = 26,147.76/x
  3. Step 3: Cross multiply
    68,247.51x = 102,367.72 × 26,147.76
  4. Step 4: Simplify right side
    68,247.51x = 2,676,686,574.31
  5. Step 5: Solve for x
    x = 2,676,686,574.31/68,247.51
  6. Step 6: Final answer
    x = 39,220.28

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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.