Home / 113,744.40-170,651.22-53,818.89

Finding the Fourth Proportional to 113,744.40, 170,651.22 and 53,818.89

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Solution

The fourth proportional to 113,744.40, 170,651.22 and 53,818.89 is: 80,744.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,744.40 : 170,651.22 = 53,818.89 : x
  2. Step 2: Convert to fraction form
    113,744.40/170,651.22 = 53,818.89/x
  3. Step 3: Cross multiply
    113,744.40x = 170,651.22 × 53,818.89
  4. Step 4: Simplify right side
    113,744.40x = 9,184,259,237.55
  5. Step 5: Solve for x
    x = 9,184,259,237.55/113,744.40
  6. Step 6: Final answer
    x = 80,744.72

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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.