Home / 144,847.40-217,271.10-130,850.60

Finding the Fourth Proportional to 144,847.40, 217,271.10 and 130,850.60

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Solution

The fourth proportional to 144,847.40, 217,271.10 and 130,850.60 is: 196,275.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,847.40 : 217,271.10 = 130,850.60 : x
  2. Step 2: Convert to fraction form
    144,847.40/217,271.10 = 130,850.60/x
  3. Step 3: Cross multiply
    144,847.40x = 217,271.10 × 130,850.60
  4. Step 4: Simplify right side
    144,847.40x = 28,430,053,797.66
  5. Step 5: Solve for x
    x = 28,430,053,797.66/144,847.40
  6. Step 6: Final answer
    x = 196,275.90

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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.