Home / 121,003.18-181,394.07-50,887.42

Finding the Fourth Proportional to 121,003.18, 181,394.07 and 50,887.42

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Solution

The fourth proportional to 121,003.18, 181,394.07 and 50,887.42 is: 76,284.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,003.18 : 181,394.07 = 50,887.42 : x
  2. Step 2: Convert to fraction form
    121,003.18/181,394.07 = 50,887.42/x
  3. Step 3: Cross multiply
    121,003.18x = 181,394.07 × 50,887.42
  4. Step 4: Simplify right side
    121,003.18x = 9,230,676,225.60
  5. Step 5: Solve for x
    x = 9,230,676,225.60/121,003.18
  6. Step 6: Final answer
    x = 76,284.58

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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.