Home / 130,456.33-195,702.98-41,689.09

Finding the Fourth Proportional to 130,456.33, 195,702.98 and 41,689.09

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Solution

The fourth proportional to 130,456.33, 195,702.98 and 41,689.09 is: 62,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,456.33 : 195,702.98 = 41,689.09 : x
  2. Step 2: Convert to fraction form
    130,456.33/195,702.98 = 41,689.09/x
  3. Step 3: Cross multiply
    130,456.33x = 195,702.98 × 41,689.09
  4. Step 4: Simplify right side
    130,456.33x = 8,158,679,146.49
  5. Step 5: Solve for x
    x = 8,158,679,146.49/130,456.33
  6. Step 6: Final answer
    x = 62,539.54

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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.