Home / 213,328.76-294,388.04-117,833.40

Finding the Fourth Proportional to 213,328.76, 294,388.04 and 117,833.40

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Solution

The fourth proportional to 213,328.76, 294,388.04 and 117,833.40 is: 162,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,328.76 : 294,388.04 = 117,833.40 : x
  2. Step 2: Convert to fraction form
    213,328.76/294,388.04 = 117,833.40/x
  3. Step 3: Cross multiply
    213,328.76x = 294,388.04 × 117,833.40
  4. Step 4: Simplify right side
    213,328.76x = 34,688,743,672.54
  5. Step 5: Solve for x
    x = 34,688,743,672.54/213,328.76
  6. Step 6: Final answer
    x = 162,606.97

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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.