Home / 214,977.60-322,466.40-136,180.80

Finding the Fourth Proportional to 214,977.60, 322,466.40 and 136,180.80

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Solution

The fourth proportional to 214,977.60, 322,466.40 and 136,180.80 is: 204,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,977.60 : 322,466.40 = 136,180.80 : x
  2. Step 2: Convert to fraction form
    214,977.60/322,466.40 = 136,180.80/x
  3. Step 3: Cross multiply
    214,977.60x = 322,466.40 × 136,180.80
  4. Step 4: Simplify right side
    214,977.60x = 43,913,732,325.12
  5. Step 5: Solve for x
    x = 43,913,732,325.12/214,977.60
  6. Step 6: Final answer
    x = 204,271.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.