Home / 170,050.70-255,067.95-57,719.90

Finding the Fourth Proportional to 170,050.70, 255,067.95 and 57,719.90

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Solution

The fourth proportional to 170,050.70, 255,067.95 and 57,719.90 is: 86,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,050.70 : 255,067.95 = 57,719.90 : x
  2. Step 2: Convert to fraction form
    170,050.70/255,067.95 = 57,719.90/x
  3. Step 3: Cross multiply
    170,050.70x = 255,067.95 × 57,719.90
  4. Step 4: Simplify right side
    170,050.70x = 14,722,496,567.21
  5. Step 5: Solve for x
    x = 14,722,496,567.21/170,050.70
  6. Step 6: Final answer
    x = 86,577.10

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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.