Home / 80,622.54-111,250.26-46,631.70

Finding the Fourth Proportional to 80,622.54, 111,250.26 and 46,631.70

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Solution

The fourth proportional to 80,622.54, 111,250.26 and 46,631.70 is: 64,346.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,622.54 : 111,250.26 = 46,631.70 : x
  2. Step 2: Convert to fraction form
    80,622.54/111,250.26 = 46,631.70/x
  3. Step 3: Cross multiply
    80,622.54x = 111,250.26 × 46,631.70
  4. Step 4: Simplify right side
    80,622.54x = 5,187,788,749.24
  5. Step 5: Solve for x
    x = 5,187,788,749.24/80,622.54
  6. Step 6: Final answer
    x = 64,346.63

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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.