Home / 80,465.26-111,042.12-44,655.30

Finding the Fourth Proportional to 80,465.26, 111,042.12 and 44,655.30

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Solution

The fourth proportional to 80,465.26, 111,042.12 and 44,655.30 is: 61,624.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,465.26 : 111,042.12 = 44,655.30 : x
  2. Step 2: Convert to fraction form
    80,465.26/111,042.12 = 44,655.30/x
  3. Step 3: Cross multiply
    80,465.26x = 111,042.12 × 44,655.30
  4. Step 4: Simplify right side
    80,465.26x = 4,958,619,181.24
  5. Step 5: Solve for x
    x = 4,958,619,181.24/80,465.26
  6. Step 6: Final answer
    x = 61,624.35

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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.