Home / 110,340.20-165,578.70-57,787.40

Finding the Fourth Proportional to 110,340.20, 165,578.70 and 57,787.40

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Solution

The fourth proportional to 110,340.20, 165,578.70 and 57,787.40 is: 86,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,340.20 : 165,578.70 = 57,787.40 : x
  2. Step 2: Convert to fraction form
    110,340.20/165,578.70 = 57,787.40/x
  3. Step 3: Cross multiply
    110,340.20x = 165,578.70 × 57,787.40
  4. Step 4: Simplify right side
    110,340.20x = 9,568,362,568.38
  5. Step 5: Solve for x
    x = 9,568,362,568.38/110,340.20
  6. Step 6: Final answer
    x = 86,716.92

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1.5x scale

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.