Home / 148,710.90-223,072.56-43,529.88

Finding the Fourth Proportional to 148,710.90, 223,072.56 and 43,529.88

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Solution

The fourth proportional to 148,710.90, 223,072.56 and 43,529.88 is: 65,296.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,710.90 : 223,072.56 = 43,529.88 : x
  2. Step 2: Convert to fraction form
    148,710.90/223,072.56 = 43,529.88/x
  3. Step 3: Cross multiply
    148,710.90x = 223,072.56 × 43,529.88
  4. Step 4: Simplify right side
    148,710.90x = 9,710,321,768.09
  5. Step 5: Solve for x
    x = 9,710,321,768.09/148,710.90
  6. Step 6: Final answer
    x = 65,296.64

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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.