Home / 154,466.40-213,181.59-94,072.44

Finding the Fourth Proportional to 154,466.40, 213,181.59 and 94,072.44

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Solution

The fourth proportional to 154,466.40, 213,181.59 and 94,072.44 is: 129,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,466.40 : 213,181.59 = 94,072.44 : x
  2. Step 2: Convert to fraction form
    154,466.40/213,181.59 = 94,072.44/x
  3. Step 3: Cross multiply
    154,466.40x = 213,181.59 × 94,072.44
  4. Step 4: Simplify right side
    154,466.40x = 20,054,512,334.38
  5. Step 5: Solve for x
    x = 20,054,512,334.38/154,466.40
  6. Step 6: Final answer
    x = 129,830.90

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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.