Home / 80,599.38-111,218.66-46,602.60

Finding the Fourth Proportional to 80,599.38, 111,218.66 and 46,602.60

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Solution

The fourth proportional to 80,599.38, 111,218.66 and 46,602.60 is: 64,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,599.38 : 111,218.66 = 46,602.60 : x
  2. Step 2: Convert to fraction form
    80,599.38/111,218.66 = 46,602.60/x
  3. Step 3: Cross multiply
    80,599.38x = 111,218.66 × 46,602.60
  4. Step 4: Simplify right side
    80,599.38x = 5,183,078,724.52
  5. Step 5: Solve for x
    x = 5,183,078,724.52/80,599.38
  6. Step 6: Final answer
    x = 64,306.68

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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.