Home / 80,452.36-111,029.47-44,642.46

Finding the Fourth Proportional to 80,452.36, 111,029.47 and 44,642.46

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Solution

The fourth proportional to 80,452.36, 111,029.47 and 44,642.46 is: 61,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,452.36 : 111,029.47 = 44,642.46 : x
  2. Step 2: Convert to fraction form
    80,452.36/111,029.47 = 44,642.46/x
  3. Step 3: Cross multiply
    80,452.36x = 111,029.47 × 44,642.46
  4. Step 4: Simplify right side
    80,452.36x = 4,956,628,561.69
  5. Step 5: Solve for x
    x = 4,956,628,561.69/80,452.36
  6. Step 6: Final answer
    x = 61,609.49

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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.