Home / 213,310.48-294,362.22-117,815.08

Finding the Fourth Proportional to 213,310.48, 294,362.22 and 117,815.08

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Solution

The fourth proportional to 213,310.48, 294,362.22 and 117,815.08 is: 162,581.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,310.48 : 294,362.22 = 117,815.08 : x
  2. Step 2: Convert to fraction form
    213,310.48/294,362.22 = 117,815.08/x
  3. Step 3: Cross multiply
    213,310.48x = 294,362.22 × 117,815.08
  4. Step 4: Simplify right side
    213,310.48x = 34,680,308,498.28
  5. Step 5: Solve for x
    x = 34,680,308,498.28/213,310.48
  6. Step 6: Final answer
    x = 162,581.36

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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.