Home / 130,305.30-195,455.89-41,558.20

Finding the Fourth Proportional to 130,305.30, 195,455.89 and 41,558.20

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Solution

The fourth proportional to 130,305.30, 195,455.89 and 41,558.20 is: 62,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,305.30 : 195,455.89 = 41,558.20 : x
  2. Step 2: Convert to fraction form
    130,305.30/195,455.89 = 41,558.20/x
  3. Step 3: Cross multiply
    130,305.30x = 195,455.89 × 41,558.20
  4. Step 4: Simplify right side
    130,305.30x = 8,122,794,967.80
  5. Step 5: Solve for x
    x = 8,122,794,967.80/130,305.30
  6. Step 6: Final answer
    x = 62,336.64

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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.