Home / 213,676.08-294,871.50-118,179.24

Finding the Fourth Proportional to 213,676.08, 294,871.50 and 118,179.24

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Solution

The fourth proportional to 213,676.08, 294,871.50 and 118,179.24 is: 163,086.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,676.08 : 294,871.50 = 118,179.24 : x
  2. Step 2: Convert to fraction form
    213,676.08/294,871.50 = 118,179.24/x
  3. Step 3: Cross multiply
    213,676.08x = 294,871.50 × 118,179.24
  4. Step 4: Simplify right side
    213,676.08x = 34,847,689,767.66
  5. Step 5: Solve for x
    x = 34,847,689,767.66/213,676.08
  6. Step 6: Final answer
    x = 163,086.53

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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.