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Finding the Fourth Proportional to 161,702.80, 242,554.20 and 95,174.80

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Solution

The fourth proportional to 161,702.80, 242,554.20 and 95,174.80 is: 142,762.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,702.80 : 242,554.20 = 95,174.80 : x
  2. Step 2: Convert to fraction form
    161,702.80/242,554.20 = 95,174.80/x
  3. Step 3: Cross multiply
    161,702.80x = 242,554.20 × 95,174.80
  4. Step 4: Simplify right side
    161,702.80x = 23,085,047,474.16
  5. Step 5: Solve for x
    x = 23,085,047,474.16/161,702.80
  6. Step 6: Final answer
    x = 142,762.20

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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.