Home / 130,411.14-195,629.97-45,010.88

Finding the Fourth Proportional to 130,411.14, 195,629.97 and 45,010.88

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Solution

The fourth proportional to 130,411.14, 195,629.97 and 45,010.88 is: 67,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,411.14 : 195,629.97 = 45,010.88 : x
  2. Step 2: Convert to fraction form
    130,411.14/195,629.97 = 45,010.88/x
  3. Step 3: Cross multiply
    130,411.14x = 195,629.97 × 45,010.88
  4. Step 4: Simplify right side
    130,411.14x = 8,805,477,104.07
  5. Step 5: Solve for x
    x = 8,805,477,104.07/130,411.14
  6. Step 6: Final answer
    x = 67,520.90

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1.5x scale

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.