Home / 94,311.80-130,151.37-51,871.04

Finding the Fourth Proportional to 94,311.80, 130,151.37 and 51,871.04

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Solution

The fourth proportional to 94,311.80, 130,151.37 and 51,871.04 is: 71,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,311.80 : 130,151.37 = 51,871.04 : x
  2. Step 2: Convert to fraction form
    94,311.80/130,151.37 = 51,871.04/x
  3. Step 3: Cross multiply
    94,311.80x = 130,151.37 × 51,871.04
  4. Step 4: Simplify right side
    94,311.80x = 6,751,086,919.32
  5. Step 5: Solve for x
    x = 6,751,086,919.32/94,311.80
  6. Step 6: Final answer
    x = 71,582.63

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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.