Home / 141,245.37-211,765.33-66,326.91

Finding the Fourth Proportional to 141,245.37, 211,765.33 and 66,326.91

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Solution

The fourth proportional to 141,245.37, 211,765.33 and 66,326.91 is: 99,442.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,245.37 : 211,765.33 = 66,326.91 : x
  2. Step 2: Convert to fraction form
    141,245.37/211,765.33 = 66,326.91/x
  3. Step 3: Cross multiply
    141,245.37x = 211,765.33 × 66,326.91
  4. Step 4: Simplify right side
    141,245.37x = 14,045,739,984.03
  5. Step 5: Solve for x
    x = 14,045,739,984.03/141,245.37
  6. Step 6: Final answer
    x = 99,442.13

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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.