Home / 131,134.98-196,702.34-52,304.57

Finding the Fourth Proportional to 131,134.98, 196,702.34 and 52,304.57

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Solution

The fourth proportional to 131,134.98, 196,702.34 and 52,304.57 is: 78,456.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,134.98 : 196,702.34 = 52,304.57 : x
  2. Step 2: Convert to fraction form
    131,134.98/196,702.34 = 52,304.57/x
  3. Step 3: Cross multiply
    131,134.98x = 196,702.34 × 52,304.57
  4. Step 4: Simplify right side
    131,134.98x = 10,288,430,804.29
  5. Step 5: Solve for x
    x = 10,288,430,804.29/131,134.98
  6. Step 6: Final answer
    x = 78,456.80

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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.