Home / 148,461.64-222,729.90-43,289.80

Finding the Fourth Proportional to 148,461.64, 222,729.90 and 43,289.80

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Solution

The fourth proportional to 148,461.64, 222,729.90 and 43,289.80 is: 64,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,461.64 : 222,729.90 = 43,289.80 : x
  2. Step 2: Convert to fraction form
    148,461.64/222,729.90 = 43,289.80/x
  3. Step 3: Cross multiply
    148,461.64x = 222,729.90 × 43,289.80
  4. Step 4: Simplify right side
    148,461.64x = 9,641,932,825.02
  5. Step 5: Solve for x
    x = 9,641,932,825.02/148,461.64
  6. Step 6: Final answer
    x = 64,945.62

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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.