Home / 148,809.12-223,256.85-54,037.75

Finding the Fourth Proportional to 148,809.12, 223,256.85 and 54,037.75

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Solution

The fourth proportional to 148,809.12, 223,256.85 and 54,037.75 is: 81,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,809.12 : 223,256.85 = 54,037.75 : x
  2. Step 2: Convert to fraction form
    148,809.12/223,256.85 = 54,037.75/x
  3. Step 3: Cross multiply
    148,809.12x = 223,256.85 × 54,037.75
  4. Step 4: Simplify right side
    148,809.12x = 12,064,297,846.09
  5. Step 5: Solve for x
    x = 12,064,297,846.09/148,809.12
  6. Step 6: Final answer
    x = 81,072.30

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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.