Home / 213,982.90-295,292.76-118,487.54

Finding the Fourth Proportional to 213,982.90, 295,292.76 and 118,487.54

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Solution

The fourth proportional to 213,982.90, 295,292.76 and 118,487.54 is: 163,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,982.90 : 295,292.76 = 118,487.54 : x
  2. Step 2: Convert to fraction form
    213,982.90/295,292.76 = 118,487.54/x
  3. Step 3: Cross multiply
    213,982.90x = 295,292.76 × 118,487.54
  4. Step 4: Simplify right side
    213,982.90x = 34,988,512,712.21
  5. Step 5: Solve for x
    x = 34,988,512,712.21/213,982.90
  6. Step 6: Final answer
    x = 163,510.79

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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.