Home / 228,593.56-315,464.23-130,474.85

Finding the Fourth Proportional to 228,593.56, 315,464.23 and 130,474.85

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Solution

The fourth proportional to 228,593.56, 315,464.23 and 130,474.85 is: 180,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,593.56 : 315,464.23 = 130,474.85 : x
  2. Step 2: Convert to fraction form
    228,593.56/315,464.23 = 130,474.85/x
  3. Step 3: Cross multiply
    228,593.56x = 315,464.23 × 130,474.85
  4. Step 4: Simplify right side
    228,593.56x = 41,160,148,089.62
  5. Step 5: Solve for x
    x = 41,160,148,089.62/228,593.56
  6. Step 6: Final answer
    x = 180,058.21

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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.