Home / 228,339.06-315,096.66-126,362.64

Finding the Fourth Proportional to 228,339.06, 315,096.66 and 126,362.64

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Solution

The fourth proportional to 228,339.06, 315,096.66 and 126,362.64 is: 174,374.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,339.06 : 315,096.66 = 126,362.64 : x
  2. Step 2: Convert to fraction form
    228,339.06/315,096.66 = 126,362.64/x
  3. Step 3: Cross multiply
    228,339.06x = 315,096.66 × 126,362.64
  4. Step 4: Simplify right side
    228,339.06x = 39,816,445,812.78
  5. Step 5: Solve for x
    x = 39,816,445,812.78/228,339.06
  6. Step 6: Final answer
    x = 174,374.22

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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.