Home / 148,898.88-223,349.64-43,719.60

Finding the Fourth Proportional to 148,898.88, 223,349.64 and 43,719.60

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Solution

The fourth proportional to 148,898.88, 223,349.64 and 43,719.60 is: 65,579.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,898.88 : 223,349.64 = 43,719.60 : x
  2. Step 2: Convert to fraction form
    148,898.88/223,349.64 = 43,719.60/x
  3. Step 3: Cross multiply
    148,898.88x = 223,349.64 × 43,719.60
  4. Step 4: Simplify right side
    148,898.88x = 9,764,756,920.94
  5. Step 5: Solve for x
    x = 9,764,756,920.94/148,898.88
  6. Step 6: Final answer
    x = 65,579.79

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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.