Home / 130,384.44-179,924.24-80,073.72

Finding the Fourth Proportional to 130,384.44, 179,924.24 and 80,073.72

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Solution

The fourth proportional to 130,384.44, 179,924.24 and 80,073.72 is: 110,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,384.44 : 179,924.24 = 80,073.72 : x
  2. Step 2: Convert to fraction form
    130,384.44/179,924.24 = 80,073.72/x
  3. Step 3: Cross multiply
    130,384.44x = 179,924.24 × 80,073.72
  4. Step 4: Simplify right side
    130,384.44x = 14,407,203,214.97
  5. Step 5: Solve for x
    x = 14,407,203,214.97/130,384.44
  6. Step 6: Final answer
    x = 110,497.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.