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Finding the Fourth Proportional to 80,291.75, 110,803.40 and 44,482.25

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Solution

The fourth proportional to 80,291.75, 110,803.40 and 44,482.25 is: 61,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,291.75 : 110,803.40 = 44,482.25 : x
  2. Step 2: Convert to fraction form
    80,291.75/110,803.40 = 44,482.25/x
  3. Step 3: Cross multiply
    80,291.75x = 110,803.40 × 44,482.25
  4. Step 4: Simplify right side
    80,291.75x = 4,928,783,763.22
  5. Step 5: Solve for x
    x = 4,928,783,763.22/80,291.75
  6. Step 6: Final answer
    x = 61,385.93

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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.