Home / 75,576.57-113,389.46-36,136.76

Finding the Fourth Proportional to 75,576.57, 113,389.46 and 36,136.76

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Solution

The fourth proportional to 75,576.57, 113,389.46 and 36,136.76 is: 54,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,576.57 : 113,389.46 = 36,136.76 : x
  2. Step 2: Convert to fraction form
    75,576.57/113,389.46 = 36,136.76/x
  3. Step 3: Cross multiply
    75,576.57x = 113,389.46 × 36,136.76
  4. Step 4: Simplify right side
    75,576.57x = 4,097,527,358.52
  5. Step 5: Solve for x
    x = 4,097,527,358.52/75,576.57
  6. Step 6: Final answer
    x = 54,216.90

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1.5x scale

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.