Home / 228,901.80-343,352.70-149,185.65

Finding the Fourth Proportional to 228,901.80, 343,352.70 and 149,185.65

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Solution

The fourth proportional to 228,901.80, 343,352.70 and 149,185.65 is: 223,778.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,901.80 : 343,352.70 = 149,185.65 : x
  2. Step 2: Convert to fraction form
    228,901.80/343,352.70 = 149,185.65/x
  3. Step 3: Cross multiply
    228,901.80x = 343,352.70 × 149,185.65
  4. Step 4: Simplify right side
    228,901.80x = 51,223,295,728.76
  5. Step 5: Solve for x
    x = 51,223,295,728.76/228,901.80
  6. Step 6: Final answer
    x = 223,778.48

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1.5x scale

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.