Home / 213,877.36-295,147.04-118,381.96

Finding the Fourth Proportional to 213,877.36, 295,147.04 and 118,381.96

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Solution

The fourth proportional to 213,877.36, 295,147.04 and 118,381.96 is: 163,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,877.36 : 295,147.04 = 118,381.96 : x
  2. Step 2: Convert to fraction form
    213,877.36/295,147.04 = 118,381.96/x
  3. Step 3: Cross multiply
    213,877.36x = 295,147.04 × 118,381.96
  4. Step 4: Simplify right side
    213,877.36x = 34,940,085,083.40
  5. Step 5: Solve for x
    x = 34,940,085,083.40/213,877.36
  6. Step 6: Final answer
    x = 163,365.05

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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.