Home / 248,823.20-373,234.80-149,290.40

Finding the Fourth Proportional to 248,823.20, 373,234.80 and 149,290.40

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Solution

The fourth proportional to 248,823.20, 373,234.80 and 149,290.40 is: 223,935.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,823.20 : 373,234.80 = 149,290.40 : x
  2. Step 2: Convert to fraction form
    248,823.20/373,234.80 = 149,290.40/x
  3. Step 3: Cross multiply
    248,823.20x = 373,234.80 × 149,290.40
  4. Step 4: Simplify right side
    248,823.20x = 55,720,372,585.92
  5. Step 5: Solve for x
    x = 55,720,372,585.92/248,823.20
  6. Step 6: Final answer
    x = 223,935.60

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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.