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Finding the Fourth Proportional to 149,314.40, 224,012.40 and 44,133.28

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Solution

The fourth proportional to 149,314.40, 224,012.40 and 44,133.28 is: 66,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,314.40 : 224,012.40 = 44,133.28 : x
  2. Step 2: Convert to fraction form
    149,314.40/224,012.40 = 44,133.28/x
  3. Step 3: Cross multiply
    149,314.40x = 224,012.40 × 44,133.28
  4. Step 4: Simplify right side
    149,314.40x = 9,886,401,972.67
  5. Step 5: Solve for x
    x = 9,886,401,972.67/149,314.40
  6. Step 6: Final answer
    x = 66,211.98

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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.