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Finding the Fourth Proportional to 80,038.46, 110,453.11 and 44,228.47

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Solution

The fourth proportional to 80,038.46, 110,453.11 and 44,228.47 is: 61,035.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,038.46 : 110,453.11 = 44,228.47 : x
  2. Step 2: Convert to fraction form
    80,038.46/110,453.11 = 44,228.47/x
  3. Step 3: Cross multiply
    80,038.46x = 110,453.11 × 44,228.47
  4. Step 4: Simplify right side
    80,038.46x = 4,885,171,672.82
  5. Step 5: Solve for x
    x = 4,885,171,672.82/80,038.46
  6. Step 6: Final answer
    x = 61,035.31

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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.