Home / 193,402.22-288,779.74-173,281.82

Finding the Fourth Proportional to 193,402.22, 288,779.74 and 173,281.82

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Solution

The fourth proportional to 193,402.22, 288,779.74 and 173,281.82 is: 258,736.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,402.22 : 288,779.74 = 173,281.82 : x
  2. Step 2: Convert to fraction form
    193,402.22/288,779.74 = 173,281.82/x
  3. Step 3: Cross multiply
    193,402.22x = 288,779.74 × 173,281.82
  4. Step 4: Simplify right side
    193,402.22x = 50,040,278,926.33
  5. Step 5: Solve for x
    x = 50,040,278,926.33/193,402.22
  6. Step 6: Final answer
    x = 258,736.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.