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Finding the Fourth Proportional to 80,602.66, 111,222.84 and 46,606.00

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Solution

The fourth proportional to 80,602.66, 111,222.84 and 46,606.00 is: 64,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,602.66 : 111,222.84 = 46,606.00 : x
  2. Step 2: Convert to fraction form
    80,602.66/111,222.84 = 46,606.00/x
  3. Step 3: Cross multiply
    80,602.66x = 111,222.84 × 46,606.00
  4. Step 4: Simplify right side
    80,602.66x = 5,183,652,124.44
  5. Step 5: Solve for x
    x = 5,183,652,124.44/80,602.66
  6. Step 6: Final answer
    x = 64,311.18

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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.