Home / 148,710.63-223,066.09-122,359.98

Finding the Fourth Proportional to 148,710.63, 223,066.09 and 122,359.98

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Solution

The fourth proportional to 148,710.63, 223,066.09 and 122,359.98 is: 183,540.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,710.63 : 223,066.09 = 122,359.98 : x
  2. Step 2: Convert to fraction form
    148,710.63/223,066.09 = 122,359.98/x
  3. Step 3: Cross multiply
    148,710.63x = 223,066.09 × 122,359.98
  4. Step 4: Simplify right side
    148,710.63x = 27,294,362,311.08
  5. Step 5: Solve for x
    x = 27,294,362,311.08/148,710.63
  6. Step 6: Final answer
    x = 183,540.09

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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.