Home / 113,577.54-170,471.82-57,457.32

Finding the Fourth Proportional to 113,577.54, 170,471.82 and 57,457.32

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Solution

The fourth proportional to 113,577.54, 170,471.82 and 57,457.32 is: 86,239.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,577.54 : 170,471.82 = 57,457.32 : x
  2. Step 2: Convert to fraction form
    113,577.54/170,471.82 = 57,457.32/x
  3. Step 3: Cross multiply
    113,577.54x = 170,471.82 × 57,457.32
  4. Step 4: Simplify right side
    113,577.54x = 9,794,853,912.72
  5. Step 5: Solve for x
    x = 9,794,853,912.72/113,577.54
  6. Step 6: Final answer
    x = 86,239.36

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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.