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Finding the Fourth Proportional to 80,276.58, 110,795.40 and 46,278.90

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Solution

The fourth proportional to 80,276.58, 110,795.40 and 46,278.90 is: 63,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,276.58 : 110,795.40 = 46,278.90 : x
  2. Step 2: Convert to fraction form
    80,276.58/110,795.40 = 46,278.90/x
  3. Step 3: Cross multiply
    80,276.58x = 110,795.40 × 46,278.90
  4. Step 4: Simplify right side
    80,276.58x = 5,127,489,237.06
  5. Step 5: Solve for x
    x = 5,127,489,237.06/80,276.58
  6. Step 6: Final answer
    x = 63,872.79

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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.