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Finding the Fourth Proportional to 80,365.02, 110,904.74 and 46,380.57

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Solution

The fourth proportional to 80,365.02, 110,904.74 and 46,380.57 is: 64,005.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,365.02 : 110,904.74 = 46,380.57 : x
  2. Step 2: Convert to fraction form
    80,365.02/110,904.74 = 46,380.57/x
  3. Step 3: Cross multiply
    80,365.02x = 110,904.74 × 46,380.57
  4. Step 4: Simplify right side
    80,365.02x = 5,143,825,056.90
  5. Step 5: Solve for x
    x = 5,143,825,056.90/80,365.02
  6. Step 6: Final answer
    x = 64,005.77

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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.