Home / 80,477.76-111,054.24-44,665.68

Finding the Fourth Proportional to 80,477.76, 111,054.24 and 44,665.68

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Solution

The fourth proportional to 80,477.76, 111,054.24 and 44,665.68 is: 61,635.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,477.76 : 111,054.24 = 44,665.68 : x
  2. Step 2: Convert to fraction form
    80,477.76/111,054.24 = 44,665.68/x
  3. Step 3: Cross multiply
    80,477.76x = 111,054.24 × 44,665.68
  4. Step 4: Simplify right side
    80,477.76x = 4,960,313,146.48
  5. Step 5: Solve for x
    x = 4,960,313,146.48/80,477.76
  6. Step 6: Final answer
    x = 61,635.83

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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.