Home / 130,440.15-195,634.56-41,669.73

Finding the Fourth Proportional to 130,440.15, 195,634.56 and 41,669.73

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Solution

The fourth proportional to 130,440.15, 195,634.56 and 41,669.73 is: 62,496.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,440.15 : 195,634.56 = 41,669.73 : x
  2. Step 2: Convert to fraction form
    130,440.15/195,634.56 = 41,669.73/x
  3. Step 3: Cross multiply
    130,440.15x = 195,634.56 × 41,669.73
  4. Step 4: Simplify right side
    130,440.15x = 8,152,039,293.87
  5. Step 5: Solve for x
    x = 8,152,039,293.87/130,440.15
  6. Step 6: Final answer
    x = 62,496.40

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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.