Home / 213,181.08-294,185.13-116,381.21

Finding the Fourth Proportional to 213,181.08, 294,185.13 and 116,381.21

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Solution

The fourth proportional to 213,181.08, 294,185.13 and 116,381.21 is: 160,603.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,181.08 : 294,185.13 = 116,381.21 : x
  2. Step 2: Convert to fraction form
    213,181.08/294,185.13 = 116,381.21/x
  3. Step 3: Cross multiply
    213,181.08x = 294,185.13 × 116,381.21
  4. Step 4: Simplify right side
    213,181.08x = 34,237,619,922.48
  5. Step 5: Solve for x
    x = 34,237,619,922.48/213,181.08
  6. Step 6: Final answer
    x = 160,603.46

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1.5x scale

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.