Home / 130,943.43-180,717.26-73,582.83

Finding the Fourth Proportional to 130,943.43, 180,717.26 and 73,582.83

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Solution

The fourth proportional to 130,943.43, 180,717.26 and 73,582.83 is: 101,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,943.43 : 180,717.26 = 73,582.83 : x
  2. Step 2: Convert to fraction form
    130,943.43/180,717.26 = 73,582.83/x
  3. Step 3: Cross multiply
    130,943.43x = 180,717.26 × 73,582.83
  4. Step 4: Simplify right side
    130,943.43x = 13,297,687,052.73
  5. Step 5: Solve for x
    x = 13,297,687,052.73/130,943.43
  6. Step 6: Final answer
    x = 101,552.92

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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.