Home / 121,813.67-182,730.75-44,897.56

Finding the Fourth Proportional to 121,813.67, 182,730.75 and 44,897.56

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Solution

The fourth proportional to 121,813.67, 182,730.75 and 44,897.56 is: 67,350.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,813.67 : 182,730.75 = 44,897.56 : x
  2. Step 2: Convert to fraction form
    121,813.67/182,730.75 = 44,897.56/x
  3. Step 3: Cross multiply
    121,813.67x = 182,730.75 × 44,897.56
  4. Step 4: Simplify right side
    121,813.67x = 8,204,164,811.97
  5. Step 5: Solve for x
    x = 8,204,164,811.97/121,813.67
  6. Step 6: Final answer
    x = 67,350.12

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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.