Home / 213,905.87-295,193.59-117,108.10

Finding the Fourth Proportional to 213,905.87, 295,193.59 and 117,108.10

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Solution

The fourth proportional to 213,905.87, 295,193.59 and 117,108.10 is: 161,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,905.87 : 295,193.59 = 117,108.10 : x
  2. Step 2: Convert to fraction form
    213,905.87/295,193.59 = 117,108.10/x
  3. Step 3: Cross multiply
    213,905.87x = 295,193.59 × 117,108.10
  4. Step 4: Simplify right side
    213,905.87x = 34,569,562,204.31
  5. Step 5: Solve for x
    x = 34,569,562,204.31/213,905.87
  6. Step 6: Final answer
    x = 161,611.10

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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.