Home / 130,435.40-195,627.45-41,664.98

Finding the Fourth Proportional to 130,435.40, 195,627.45 and 41,664.98

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Solution

The fourth proportional to 130,435.40, 195,627.45 and 41,664.98 is: 62,489.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,435.40 : 195,627.45 = 41,664.98 : x
  2. Step 2: Convert to fraction form
    130,435.40/195,627.45 = 41,664.98/x
  3. Step 3: Cross multiply
    130,435.40x = 195,627.45 × 41,664.98
  4. Step 4: Simplify right side
    130,435.40x = 8,150,813,791.70
  5. Step 5: Solve for x
    x = 8,150,813,791.70/130,435.40
  6. Step 6: Final answer
    x = 62,489.28

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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.