Home / 130,255.72-195,079.74-95,108.20

Finding the Fourth Proportional to 130,255.72, 195,079.74 and 95,108.20

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Solution

The fourth proportional to 130,255.72, 195,079.74 and 95,108.20 is: 142,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,255.72 : 195,079.74 = 95,108.20 : x
  2. Step 2: Convert to fraction form
    130,255.72/195,079.74 = 95,108.20/x
  3. Step 3: Cross multiply
    130,255.72x = 195,079.74 × 95,108.20
  4. Step 4: Simplify right side
    130,255.72x = 18,553,682,927.87
  5. Step 5: Solve for x
    x = 18,553,682,927.87/130,255.72
  6. Step 6: Final answer
    x = 142,440.45

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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.