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Finding the Fourth Proportional to 80,368.37, 110,907.81 and 44,558.38

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Solution

The fourth proportional to 80,368.37, 110,907.81 and 44,558.38 is: 61,490.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,368.37 : 110,907.81 = 44,558.38 : x
  2. Step 2: Convert to fraction form
    80,368.37/110,907.81 = 44,558.38/x
  3. Step 3: Cross multiply
    80,368.37x = 110,907.81 × 44,558.38
  4. Step 4: Simplify right side
    80,368.37x = 4,941,872,065.68
  5. Step 5: Solve for x
    x = 4,941,872,065.68/80,368.37
  6. Step 6: Final answer
    x = 61,490.27

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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.