Home / 195,929.77-270,386.17-109,907.87

Finding the Fourth Proportional to 195,929.77, 270,386.17 and 109,907.87

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Solution

The fourth proportional to 195,929.77, 270,386.17 and 109,907.87 is: 151,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,929.77 : 270,386.17 = 109,907.87 : x
  2. Step 2: Convert to fraction form
    195,929.77/270,386.17 = 109,907.87/x
  3. Step 3: Cross multiply
    195,929.77x = 270,386.17 × 109,907.87
  4. Step 4: Simplify right side
    195,929.77x = 29,717,568,423.35
  5. Step 5: Solve for x
    x = 29,717,568,423.35/195,929.77
  6. Step 6: Final answer
    x = 151,674.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.