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Finding the Fourth Proportional to 80,310.64, 110,820.80 and 46,322.24

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Solution

The fourth proportional to 80,310.64, 110,820.80 and 46,322.24 is: 63,920.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,310.64 : 110,820.80 = 46,322.24 : x
  2. Step 2: Convert to fraction form
    80,310.64/110,820.80 = 46,322.24/x
  3. Step 3: Cross multiply
    80,310.64x = 110,820.80 × 46,322.24
  4. Step 4: Simplify right side
    80,310.64x = 5,133,467,694.59
  5. Step 5: Solve for x
    x = 5,133,467,694.59/80,310.64
  6. Step 6: Final answer
    x = 63,920.14

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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.