Home / 121,739.59-182,596.42-57,682.27

Finding the Fourth Proportional to 121,739.59, 182,596.42 and 57,682.27

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Solution

The fourth proportional to 121,739.59, 182,596.42 and 57,682.27 is: 86,517.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,739.59 : 182,596.42 = 57,682.27 : x
  2. Step 2: Convert to fraction form
    121,739.59/182,596.42 = 57,682.27/x
  3. Step 3: Cross multiply
    121,739.59x = 182,596.42 × 57,682.27
  4. Step 4: Simplify right side
    121,739.59x = 10,532,575,999.47
  5. Step 5: Solve for x
    x = 10,532,575,999.47/121,739.59
  6. Step 6: Final answer
    x = 86,517.26

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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.