Home / 130,409.07-195,496.25-47,244.75

Finding the Fourth Proportional to 130,409.07, 195,496.25 and 47,244.75

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Solution

The fourth proportional to 130,409.07, 195,496.25 and 47,244.75 is: 70,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,409.07 : 195,496.25 = 47,244.75 : x
  2. Step 2: Convert to fraction form
    130,409.07/195,496.25 = 47,244.75/x
  3. Step 3: Cross multiply
    130,409.07x = 195,496.25 × 47,244.75
  4. Step 4: Simplify right side
    130,409.07x = 9,236,171,220.96
  5. Step 5: Solve for x
    x = 9,236,171,220.96/130,409.07
  6. Step 6: Final answer
    x = 70,824.61

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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.