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Finding the Fourth Proportional to 69,576.48, 104,216.82 and 47,100.84

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Solution

The fourth proportional to 69,576.48, 104,216.82 and 47,100.84 is: 70,551.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,576.48 : 104,216.82 = 47,100.84 : x
  2. Step 2: Convert to fraction form
    69,576.48/104,216.82 = 47,100.84/x
  3. Step 3: Cross multiply
    69,576.48x = 104,216.82 × 47,100.84
  4. Step 4: Simplify right side
    69,576.48x = 4,908,699,764.13
  5. Step 5: Solve for x
    x = 4,908,699,764.13/69,576.48
  6. Step 6: Final answer
    x = 70,551.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.