Home / 76,304.86-113,993.15-49,432.10

Finding the Fourth Proportional to 76,304.86, 113,993.15 and 49,432.10

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Solution

The fourth proportional to 76,304.86, 113,993.15 and 49,432.10 is: 73,847.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,304.86 : 113,993.15 = 49,432.10 : x
  2. Step 2: Convert to fraction form
    76,304.86/113,993.15 = 49,432.10/x
  3. Step 3: Cross multiply
    76,304.86x = 113,993.15 × 49,432.10
  4. Step 4: Simplify right side
    76,304.86x = 5,634,919,972.99
  5. Step 5: Solve for x
    x = 5,634,919,972.99/76,304.86
  6. Step 6: Final answer
    x = 73,847.46

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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.