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Finding the Fourth Proportional to 148,562.88, 222,822.40 and 43,353.60

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Solution

The fourth proportional to 148,562.88, 222,822.40 and 43,353.60 is: 65,024.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,562.88 : 222,822.40 = 43,353.60 : x
  2. Step 2: Convert to fraction form
    148,562.88/222,822.40 = 43,353.60/x
  3. Step 3: Cross multiply
    148,562.88x = 222,822.40 × 43,353.60
  4. Step 4: Simplify right side
    148,562.88x = 9,660,153,200.64
  5. Step 5: Solve for x
    x = 9,660,153,200.64/148,562.88
  6. Step 6: Final answer
    x = 65,024.00

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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.