Home / 130,028.28-195,049.18-41,288.74

Finding the Fourth Proportional to 130,028.28, 195,049.18 and 41,288.74

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Solution

The fourth proportional to 130,028.28, 195,049.18 and 41,288.74 is: 61,935.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,028.28 : 195,049.18 = 41,288.74 : x
  2. Step 2: Convert to fraction form
    130,028.28/195,049.18 = 41,288.74/x
  3. Step 3: Cross multiply
    130,028.28x = 195,049.18 × 41,288.74
  4. Step 4: Simplify right side
    130,028.28x = 8,053,334,880.23
  5. Step 5: Solve for x
    x = 8,053,334,880.23/130,028.28
  6. Step 6: Final answer
    x = 61,935.26

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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.