Home / 141,610.82-212,416.77-57,372.56

Finding the Fourth Proportional to 141,610.82, 212,416.77 and 57,372.56

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Solution

The fourth proportional to 141,610.82, 212,416.77 and 57,372.56 is: 86,059.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,610.82 : 212,416.77 = 57,372.56 : x
  2. Step 2: Convert to fraction form
    141,610.82/212,416.77 = 57,372.56/x
  3. Step 3: Cross multiply
    141,610.82x = 212,416.77 × 57,372.56
  4. Step 4: Simplify right side
    141,610.82x = 12,186,893,881.83
  5. Step 5: Solve for x
    x = 12,186,893,881.83/141,610.82
  6. Step 6: Final answer
    x = 86,059.06

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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.