Home / 213,987.42-295,299-118,492.06

Finding the Fourth Proportional to 213,987.42, 295,299 and 118,492.06

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Solution

The fourth proportional to 213,987.42, 295,299 and 118,492.06 is: 163,517.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,987.42 : 295,299 = 118,492.06 : x
  2. Step 2: Convert to fraction form
    213,987.42/295,299 = 118,492.06/x
  3. Step 3: Cross multiply
    213,987.42x = 295,299 × 118,492.06
  4. Step 4: Simplify right side
    213,987.42x = 34,990,586,825.94
  5. Step 5: Solve for x
    x = 34,990,586,825.94/213,987.42
  6. Step 6: Final answer
    x = 163,517.03

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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.