Home / 148,748.56-223,211.46-53,986.12

Finding the Fourth Proportional to 148,748.56, 223,211.46 and 53,986.12

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Solution

The fourth proportional to 148,748.56, 223,211.46 and 53,986.12 is: 81,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,748.56 : 223,211.46 = 53,986.12 : x
  2. Step 2: Convert to fraction form
    148,748.56/223,211.46 = 53,986.12/x
  3. Step 3: Cross multiply
    148,748.56x = 223,211.46 × 53,986.12
  4. Step 4: Simplify right side
    148,748.56x = 12,050,320,664.94
  5. Step 5: Solve for x
    x = 12,050,320,664.94/148,748.56
  6. Step 6: Final answer
    x = 81,011.34

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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.