Home / 89,614.53-134,504.82-45,272.43

Finding the Fourth Proportional to 89,614.53, 134,504.82 and 45,272.43

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Solution

The fourth proportional to 89,614.53, 134,504.82 and 45,272.43 is: 67,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,614.53 : 134,504.82 = 45,272.43 : x
  2. Step 2: Convert to fraction form
    89,614.53/134,504.82 = 45,272.43/x
  3. Step 3: Cross multiply
    89,614.53x = 134,504.82 × 45,272.43
  4. Step 4: Simplify right side
    89,614.53x = 6,089,360,048.11
  5. Step 5: Solve for x
    x = 6,089,360,048.11/89,614.53
  6. Step 6: Final answer
    x = 67,950.59

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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.