Home / 113,934.31-170,790.39-45,525.48

Finding the Fourth Proportional to 113,934.31, 170,790.39 and 45,525.48

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Solution

The fourth proportional to 113,934.31, 170,790.39 and 45,525.48 is: 68,243.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,934.31 : 170,790.39 = 45,525.48 : x
  2. Step 2: Convert to fraction form
    113,934.31/170,790.39 = 45,525.48/x
  3. Step 3: Cross multiply
    113,934.31x = 170,790.39 × 45,525.48
  4. Step 4: Simplify right side
    113,934.31x = 7,775,314,484.14
  5. Step 5: Solve for x
    x = 7,775,314,484.14/113,934.31
  6. Step 6: Final answer
    x = 68,243.84

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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.