Home / 80,645.22-111,284.10-44,833.05

Finding the Fourth Proportional to 80,645.22, 111,284.10 and 44,833.05

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Solution

The fourth proportional to 80,645.22, 111,284.10 and 44,833.05 is: 61,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,645.22 : 111,284.10 = 44,833.05 : x
  2. Step 2: Convert to fraction form
    80,645.22/111,284.10 = 44,833.05/x
  3. Step 3: Cross multiply
    80,645.22x = 111,284.10 × 44,833.05
  4. Step 4: Simplify right side
    80,645.22x = 4,989,205,619.51
  5. Step 5: Solve for x
    x = 4,989,205,619.51/80,645.22
  6. Step 6: Final answer
    x = 61,866.10

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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.