Home / 213,982.41-295,292.11-118,487.05

Finding the Fourth Proportional to 213,982.41, 295,292.11 and 118,487.05

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Solution

The fourth proportional to 213,982.41, 295,292.11 and 118,487.05 is: 163,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,982.41 : 295,292.11 = 118,487.05 : x
  2. Step 2: Convert to fraction form
    213,982.41/295,292.11 = 118,487.05/x
  3. Step 3: Cross multiply
    213,982.41x = 295,292.11 × 118,487.05
  4. Step 4: Simplify right side
    213,982.41x = 34,988,291,002.18
  5. Step 5: Solve for x
    x = 34,988,291,002.18/213,982.41
  6. Step 6: Final answer
    x = 163,510.13

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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.