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Finding the Fourth Proportional to 148,706.37, 223,059.87 and 104,530.80

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Solution

The fourth proportional to 148,706.37, 223,059.87 and 104,530.80 is: 156,796.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,706.37 : 223,059.87 = 104,530.80 : x
  2. Step 2: Convert to fraction form
    148,706.37/223,059.87 = 104,530.80/x
  3. Step 3: Cross multiply
    148,706.37x = 223,059.87 × 104,530.80
  4. Step 4: Simplify right side
    148,706.37x = 23,316,626,659.00
  5. Step 5: Solve for x
    x = 23,316,626,659.00/148,706.37
  6. Step 6: Final answer
    x = 156,796.42

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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.