Home / 149,081.34-223,576.48-42,474

Finding the Fourth Proportional to 149,081.34, 223,576.48 and 42,474

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Solution

The fourth proportional to 149,081.34, 223,576.48 and 42,474 is: 63,698.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,081.34 : 223,576.48 = 42,474 : x
  2. Step 2: Convert to fraction form
    149,081.34/223,576.48 = 42,474/x
  3. Step 3: Cross multiply
    149,081.34x = 223,576.48 × 42,474
  4. Step 4: Simplify right side
    149,081.34x = 9,496,187,411.52
  5. Step 5: Solve for x
    x = 9,496,187,411.52/149,081.34
  6. Step 6: Final answer
    x = 63,698.03

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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.