Home / 121,412.25-182,074.63-51,297.03

Finding the Fourth Proportional to 121,412.25, 182,074.63 and 51,297.03

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Solution

The fourth proportional to 121,412.25, 182,074.63 and 51,297.03 is: 76,927.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,412.25 : 182,074.63 = 51,297.03 : x
  2. Step 2: Convert to fraction form
    121,412.25/182,074.63 = 51,297.03/x
  3. Step 3: Cross multiply
    121,412.25x = 182,074.63 × 51,297.03
  4. Step 4: Simplify right side
    121,412.25x = 9,339,887,042.51
  5. Step 5: Solve for x
    x = 9,339,887,042.51/121,412.25
  6. Step 6: Final answer
    x = 76,927.06

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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.