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Finding the Fourth Proportional to 80,190.60, 110,674.74 and 46,192.47

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Solution

The fourth proportional to 80,190.60, 110,674.74 and 46,192.47 is: 63,752.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,190.60 : 110,674.74 = 46,192.47 : x
  2. Step 2: Convert to fraction form
    80,190.60/110,674.74 = 46,192.47/x
  3. Step 3: Cross multiply
    80,190.60x = 110,674.74 × 46,192.47
  4. Step 4: Simplify right side
    80,190.60x = 5,112,339,607.21
  5. Step 5: Solve for x
    x = 5,112,339,607.21/80,190.60
  6. Step 6: Final answer
    x = 63,752.36

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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.