Home / 213,973.04-295,287.40-117,181.04

Finding the Fourth Proportional to 213,973.04, 295,287.40 and 117,181.04

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Solution

The fourth proportional to 213,973.04, 295,287.40 and 117,181.04 is: 161,712.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,973.04 : 295,287.40 = 117,181.04 : x
  2. Step 2: Convert to fraction form
    213,973.04/295,287.40 = 117,181.04/x
  3. Step 3: Cross multiply
    213,973.04x = 295,287.40 × 117,181.04
  4. Step 4: Simplify right side
    213,973.04x = 34,602,084,630.90
  5. Step 5: Solve for x
    x = 34,602,084,630.90/213,973.04
  6. Step 6: Final answer
    x = 161,712.36

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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.