Home / 103,823.21-155,770.95-32,756.82

Finding the Fourth Proportional to 103,823.21, 155,770.95 and 32,756.82

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Solution

The fourth proportional to 103,823.21, 155,770.95 and 32,756.82 is: 49,146.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,823.21 : 155,770.95 = 32,756.82 : x
  2. Step 2: Convert to fraction form
    103,823.21/155,770.95 = 32,756.82/x
  3. Step 3: Cross multiply
    103,823.21x = 155,770.95 × 32,756.82
  4. Step 4: Simplify right side
    103,823.21x = 5,102,560,751.16
  5. Step 5: Solve for x
    x = 5,102,560,751.16/103,823.21
  6. Step 6: Final answer
    x = 49,146.63

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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.