Home / 113,435.26-170,257.92-57,314.86

Finding the Fourth Proportional to 113,435.26, 170,257.92 and 57,314.86

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Solution

The fourth proportional to 113,435.26, 170,257.92 and 57,314.86 is: 86,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,435.26 : 170,257.92 = 57,314.86 : x
  2. Step 2: Convert to fraction form
    113,435.26/170,257.92 = 57,314.86/x
  3. Step 3: Cross multiply
    113,435.26x = 170,257.92 × 57,314.86
  4. Step 4: Simplify right side
    113,435.26x = 9,758,308,848.69
  5. Step 5: Solve for x
    x = 9,758,308,848.69/113,435.26
  6. Step 6: Final answer
    x = 86,025.36

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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.