Home / 214,883.16-322,464.60-81,764.52

Finding the Fourth Proportional to 214,883.16, 322,464.60 and 81,764.52

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Solution

The fourth proportional to 214,883.16, 322,464.60 and 81,764.52 is: 122,700.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,883.16 : 322,464.60 = 81,764.52 : x
  2. Step 2: Convert to fraction form
    214,883.16/322,464.60 = 81,764.52/x
  3. Step 3: Cross multiply
    214,883.16x = 322,464.60 × 81,764.52
  4. Step 4: Simplify right side
    214,883.16x = 26,366,163,235.99
  5. Step 5: Solve for x
    x = 26,366,163,235.99/214,883.16
  6. Step 6: Final answer
    x = 122,700.00

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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.