Home / 149,231.10-223,846.65-60,438.90

Finding the Fourth Proportional to 149,231.10, 223,846.65 and 60,438.90

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Solution

The fourth proportional to 149,231.10, 223,846.65 and 60,438.90 is: 90,658.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,231.10 : 223,846.65 = 60,438.90 : x
  2. Step 2: Convert to fraction form
    149,231.10/223,846.65 = 60,438.90/x
  3. Step 3: Cross multiply
    149,231.10x = 223,846.65 × 60,438.90
  4. Step 4: Simplify right side
    149,231.10x = 13,529,045,294.69
  5. Step 5: Solve for x
    x = 13,529,045,294.69/149,231.10
  6. Step 6: Final answer
    x = 90,658.35

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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.