Home / 130,254.72-195,078.24-95,107.20

Finding the Fourth Proportional to 130,254.72, 195,078.24 and 95,107.20

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Solution

The fourth proportional to 130,254.72, 195,078.24 and 95,107.20 is: 142,438.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,254.72 : 195,078.24 = 95,107.20 : x
  2. Step 2: Convert to fraction form
    130,254.72/195,078.24 = 95,107.20/x
  3. Step 3: Cross multiply
    130,254.72x = 195,078.24 × 95,107.20
  4. Step 4: Simplify right side
    130,254.72x = 18,553,345,187.33
  5. Step 5: Solve for x
    x = 18,553,345,187.33/130,254.72
  6. Step 6: Final answer
    x = 142,438.95

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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.