Home / 213,892.20-295,167.60-118,396.80

Finding the Fourth Proportional to 213,892.20, 295,167.60 and 118,396.80

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Solution

The fourth proportional to 213,892.20, 295,167.60 and 118,396.80 is: 163,385.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,892.20 : 295,167.60 = 118,396.80 : x
  2. Step 2: Convert to fraction form
    213,892.20/295,167.60 = 118,396.80/x
  3. Step 3: Cross multiply
    213,892.20x = 295,167.60 × 118,396.80
  4. Step 4: Simplify right side
    213,892.20x = 34,946,899,303.68
  5. Step 5: Solve for x
    x = 34,946,899,303.68/213,892.20
  6. Step 6: Final answer
    x = 163,385.57

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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.