Home / 213,982.66-295,292.46-118,487.30

Finding the Fourth Proportional to 213,982.66, 295,292.46 and 118,487.30

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Solution

The fourth proportional to 213,982.66, 295,292.46 and 118,487.30 is: 163,510.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,982.66 : 295,292.46 = 118,487.30 : x
  2. Step 2: Convert to fraction form
    213,982.66/295,292.46 = 118,487.30/x
  3. Step 3: Cross multiply
    213,982.66x = 295,292.46 × 118,487.30
  4. Step 4: Simplify right side
    213,982.66x = 34,988,405,703.32
  5. Step 5: Solve for x
    x = 34,988,405,703.32/213,982.66
  6. Step 6: Final answer
    x = 163,510.48

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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.