Home / 193,402.85-288,780.67-173,282.45

Finding the Fourth Proportional to 193,402.85, 288,780.67 and 173,282.45

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Solution

The fourth proportional to 193,402.85, 288,780.67 and 173,282.45 is: 258,737.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,402.85 : 288,780.67 = 173,282.45 : x
  2. Step 2: Convert to fraction form
    193,402.85/288,780.67 = 173,282.45/x
  3. Step 3: Cross multiply
    193,402.85x = 288,780.67 × 173,282.45
  4. Step 4: Simplify right side
    193,402.85x = 50,040,620,782.94
  5. Step 5: Solve for x
    x = 50,040,620,782.94/193,402.85
  6. Step 6: Final answer
    x = 258,737.77

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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.