Home / 114,244.40-171,396.17-66,899.50

Finding the Fourth Proportional to 114,244.40, 171,396.17 and 66,899.50

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Solution

The fourth proportional to 114,244.40, 171,396.17 and 66,899.50 is: 100,366.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,244.40 : 171,396.17 = 66,899.50 : x
  2. Step 2: Convert to fraction form
    114,244.40/171,396.17 = 66,899.50/x
  3. Step 3: Cross multiply
    114,244.40x = 171,396.17 × 66,899.50
  4. Step 4: Simplify right side
    114,244.40x = 11,466,318,074.92
  5. Step 5: Solve for x
    x = 11,466,318,074.92/114,244.40
  6. Step 6: Final answer
    x = 100,366.57

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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.