Home / 50,502.57-75,688.25-49,715.25

Finding the Fourth Proportional to 50,502.57, 75,688.25 and 49,715.25

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Solution

The fourth proportional to 50,502.57, 75,688.25 and 49,715.25 is: 74,508.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,502.57 : 75,688.25 = 49,715.25 : x
  2. Step 2: Convert to fraction form
    50,502.57/75,688.25 = 49,715.25/x
  3. Step 3: Cross multiply
    50,502.57x = 75,688.25 × 49,715.25
  4. Step 4: Simplify right side
    50,502.57x = 3,762,860,022.24
  5. Step 5: Solve for x
    x = 3,762,860,022.24/50,502.57
  6. Step 6: Final answer
    x = 74,508.29

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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.