Home / 213,074.76-294,059.79-122,462.36

Finding the Fourth Proportional to 213,074.76, 294,059.79 and 122,462.36

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Solution

The fourth proportional to 213,074.76, 294,059.79 and 122,462.36 is: 169,007.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,074.76 : 294,059.79 = 122,462.36 : x
  2. Step 2: Convert to fraction form
    213,074.76/294,059.79 = 122,462.36/x
  3. Step 3: Cross multiply
    213,074.76x = 294,059.79 × 122,462.36
  4. Step 4: Simplify right side
    213,074.76x = 36,011,254,394.21
  5. Step 5: Solve for x
    x = 36,011,254,394.21/213,074.76
  6. Step 6: Final answer
    x = 169,007.60

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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.