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Finding the Fourth Proportional to 70,762.26, 106,160.73 and 58,133.37

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Solution

The fourth proportional to 70,762.26, 106,160.73 and 58,133.37 is: 87,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,762.26 : 106,160.73 = 58,133.37 : x
  2. Step 2: Convert to fraction form
    70,762.26/106,160.73 = 58,133.37/x
  3. Step 3: Cross multiply
    70,762.26x = 106,160.73 × 58,133.37
  4. Step 4: Simplify right side
    70,762.26x = 6,171,480,996.56
  5. Step 5: Solve for x
    x = 6,171,480,996.56/70,762.26
  6. Step 6: Final answer
    x = 87,214.30

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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.