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Finding the Fourth Proportional to 149,466.66, 224,045.48 and 69,439.34

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Solution

The fourth proportional to 149,466.66, 224,045.48 and 69,439.34 is: 104,087.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,466.66 : 224,045.48 = 69,439.34 : x
  2. Step 2: Convert to fraction form
    149,466.66/224,045.48 = 69,439.34/x
  3. Step 3: Cross multiply
    149,466.66x = 224,045.48 × 69,439.34
  4. Step 4: Simplify right side
    149,466.66x = 15,557,569,874.67
  5. Step 5: Solve for x
    x = 15,557,569,874.67/149,466.66
  6. Step 6: Final answer
    x = 104,087.22

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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.