Home / 141,933.06-212,899.63-57,739.03

Finding the Fourth Proportional to 141,933.06, 212,899.63 and 57,739.03

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Solution

The fourth proportional to 141,933.06, 212,899.63 and 57,739.03 is: 86,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,933.06 : 212,899.63 = 57,739.03 : x
  2. Step 2: Convert to fraction form
    141,933.06/212,899.63 = 57,739.03/x
  3. Step 3: Cross multiply
    141,933.06x = 212,899.63 × 57,739.03
  4. Step 4: Simplify right side
    141,933.06x = 12,292,617,979.21
  5. Step 5: Solve for x
    x = 12,292,617,979.21/141,933.06
  6. Step 6: Final answer
    x = 86,608.56

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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.