Home / 228,432.25-315,379.47-146,793.61

Finding the Fourth Proportional to 228,432.25, 315,379.47 and 146,793.61

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Solution

The fourth proportional to 228,432.25, 315,379.47 and 146,793.61 is: 202,667.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,432.25 : 315,379.47 = 146,793.61 : x
  2. Step 2: Convert to fraction form
    228,432.25/315,379.47 = 146,793.61/x
  3. Step 3: Cross multiply
    228,432.25x = 315,379.47 × 146,793.61
  4. Step 4: Simplify right side
    228,432.25x = 46,295,690,921.19
  5. Step 5: Solve for x
    x = 46,295,690,921.19/228,432.25
  6. Step 6: Final answer
    x = 202,667.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.