Home / 219,425.74-329,071.11-114,187.30

Finding the Fourth Proportional to 219,425.74, 329,071.11 and 114,187.30

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Solution

The fourth proportional to 219,425.74, 329,071.11 and 114,187.30 is: 171,245.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,425.74 : 329,071.11 = 114,187.30 : x
  2. Step 2: Convert to fraction form
    219,425.74/329,071.11 = 114,187.30/x
  3. Step 3: Cross multiply
    219,425.74x = 329,071.11 × 114,187.30
  4. Step 4: Simplify right side
    219,425.74x = 37,575,741,558.90
  5. Step 5: Solve for x
    x = 37,575,741,558.90/219,425.74
  6. Step 6: Final answer
    x = 171,245.82

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1.5x scale

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.