Home / 114,545.42-171,776.94-39,645.20

Finding the Fourth Proportional to 114,545.42, 171,776.94 and 39,645.20

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Solution

The fourth proportional to 114,545.42, 171,776.94 and 39,645.20 is: 59,453.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,545.42 : 171,776.94 = 39,645.20 : x
  2. Step 2: Convert to fraction form
    114,545.42/171,776.94 = 39,645.20/x
  3. Step 3: Cross multiply
    114,545.42x = 171,776.94 × 39,645.20
  4. Step 4: Simplify right side
    114,545.42x = 6,810,131,141.69
  5. Step 5: Solve for x
    x = 6,810,131,141.69/114,545.42
  6. Step 6: Final answer
    x = 59,453.54

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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.