Home / 121,635.96-182,331.86-50,461.80

Finding the Fourth Proportional to 121,635.96, 182,331.86 and 50,461.80

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Solution

The fourth proportional to 121,635.96, 182,331.86 and 50,461.80 is: 75,642.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,635.96 : 182,331.86 = 50,461.80 : x
  2. Step 2: Convert to fraction form
    121,635.96/182,331.86 = 50,461.80/x
  3. Step 3: Cross multiply
    121,635.96x = 182,331.86 × 50,461.80
  4. Step 4: Simplify right side
    121,635.96x = 9,200,793,852.95
  5. Step 5: Solve for x
    x = 9,200,793,852.95/121,635.96
  6. Step 6: Final answer
    x = 75,642.05

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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.