Home / 108,570.22-149,814.82-63,238.73

Finding the Fourth Proportional to 108,570.22, 149,814.82 and 63,238.73

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Solution

The fourth proportional to 108,570.22, 149,814.82 and 63,238.73 is: 87,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,570.22 : 149,814.82 = 63,238.73 : x
  2. Step 2: Convert to fraction form
    108,570.22/149,814.82 = 63,238.73/x
  3. Step 3: Cross multiply
    108,570.22x = 149,814.82 × 63,238.73
  4. Step 4: Simplify right side
    108,570.22x = 9,474,097,926.24
  5. Step 5: Solve for x
    x = 9,474,097,926.24/108,570.22
  6. Step 6: Final answer
    x = 87,262.40

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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.