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Finding the Fourth Proportional to 58,118.01, 80,202.11 and 34,245.69

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Solution

The fourth proportional to 58,118.01, 80,202.11 and 34,245.69 is: 47,258.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,118.01 : 80,202.11 = 34,245.69 : x
  2. Step 2: Convert to fraction form
    58,118.01/80,202.11 = 34,245.69/x
  3. Step 3: Cross multiply
    58,118.01x = 80,202.11 × 34,245.69
  4. Step 4: Simplify right side
    58,118.01x = 2,746,576,425.18
  5. Step 5: Solve for x
    x = 2,746,576,425.18/58,118.01
  6. Step 6: Final answer
    x = 47,258.61

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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.