Home / 89,865.20-134,851.80-37,269.20

Finding the Fourth Proportional to 89,865.20, 134,851.80 and 37,269.20

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Solution

The fourth proportional to 89,865.20, 134,851.80 and 37,269.20 is: 55,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,865.20 : 134,851.80 = 37,269.20 : x
  2. Step 2: Convert to fraction form
    89,865.20/134,851.80 = 37,269.20/x
  3. Step 3: Cross multiply
    89,865.20x = 134,851.80 × 37,269.20
  4. Step 4: Simplify right side
    89,865.20x = 5,025,818,704.56
  5. Step 5: Solve for x
    x = 5,025,818,704.56/89,865.20
  6. Step 6: Final answer
    x = 55,926.20

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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.