Home / 228,686.56-315,481.17-148,141.24

Finding the Fourth Proportional to 228,686.56, 315,481.17 and 148,141.24

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Solution

The fourth proportional to 228,686.56, 315,481.17 and 148,141.24 is: 204,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,686.56 : 315,481.17 = 148,141.24 : x
  2. Step 2: Convert to fraction form
    228,686.56/315,481.17 = 148,141.24/x
  3. Step 3: Cross multiply
    228,686.56x = 315,481.17 × 148,141.24
  4. Step 4: Simplify right side
    228,686.56x = 46,735,771,720.45
  5. Step 5: Solve for x
    x = 46,735,771,720.45/228,686.56
  6. Step 6: Final answer
    x = 204,366.06

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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.