Home / 213,986.13-295,300.67-118,492.82

Finding the Fourth Proportional to 213,986.13, 295,300.67 and 118,492.82

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Solution

The fourth proportional to 213,986.13, 295,300.67 and 118,492.82 is: 163,519.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,986.13 : 295,300.67 = 118,492.82 : x
  2. Step 2: Convert to fraction form
    213,986.13/295,300.67 = 118,492.82/x
  3. Step 3: Cross multiply
    213,986.13x = 295,300.67 × 118,492.82
  4. Step 4: Simplify right side
    213,986.13x = 34,991,007,067.22
  5. Step 5: Solve for x
    x = 34,991,007,067.22/213,986.13
  6. Step 6: Final answer
    x = 163,519.98

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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.