Home / 51,441.18-77,167.98-18,154.41

Finding the Fourth Proportional to 51,441.18, 77,167.98 and 18,154.41

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Solution

The fourth proportional to 51,441.18, 77,167.98 and 18,154.41 is: 27,233.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,441.18 : 77,167.98 = 18,154.41 : x
  2. Step 2: Convert to fraction form
    51,441.18/77,167.98 = 18,154.41/x
  3. Step 3: Cross multiply
    51,441.18x = 77,167.98 × 18,154.41
  4. Step 4: Simplify right side
    51,441.18x = 1,400,939,147.79
  5. Step 5: Solve for x
    x = 1,400,939,147.79/51,441.18
  6. Step 6: Final answer
    x = 27,233.81

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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.