Home / 106,168.22-146,516.24-58,420.54

Finding the Fourth Proportional to 106,168.22, 146,516.24 and 58,420.54

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Solution

The fourth proportional to 106,168.22, 146,516.24 and 58,420.54 is: 80,622.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,168.22 : 146,516.24 = 58,420.54 : x
  2. Step 2: Convert to fraction form
    106,168.22/146,516.24 = 58,420.54/x
  3. Step 3: Cross multiply
    106,168.22x = 146,516.24 × 58,420.54
  4. Step 4: Simplify right side
    106,168.22x = 8,559,558,188.77
  5. Step 5: Solve for x
    x = 8,559,558,188.77/106,168.22
  6. Step 6: Final answer
    x = 80,622.60

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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.