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Finding the Fourth Proportional to 58,099.70, 80,182.86 and 34,214.42

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Solution

The fourth proportional to 58,099.70, 80,182.86 and 34,214.42 is: 47,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,099.70 : 80,182.86 = 34,214.42 : x
  2. Step 2: Convert to fraction form
    58,099.70/80,182.86 = 34,214.42/x
  3. Step 3: Cross multiply
    58,099.70x = 80,182.86 × 34,214.42
  4. Step 4: Simplify right side
    58,099.70x = 2,743,410,048.84
  5. Step 5: Solve for x
    x = 2,743,410,048.84/58,099.70
  6. Step 6: Final answer
    x = 47,219.01

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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.