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Finding the Fourth Proportional to 230,885.30, 345,702.36 and 119,844.02

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Solution

The fourth proportional to 230,885.30, 345,702.36 and 119,844.02 is: 179,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,885.30 : 345,702.36 = 119,844.02 : x
  2. Step 2: Convert to fraction form
    230,885.30/345,702.36 = 119,844.02/x
  3. Step 3: Cross multiply
    230,885.30x = 345,702.36 × 119,844.02
  4. Step 4: Simplify right side
    230,885.30x = 41,430,360,545.89
  5. Step 5: Solve for x
    x = 41,430,360,545.89/230,885.30
  6. Step 6: Final answer
    x = 179,441.31

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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.