Home / 212,452.86-293,173.52-121,804.41

Finding the Fourth Proportional to 212,452.86, 293,173.52 and 121,804.41

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Solution

The fourth proportional to 212,452.86, 293,173.52 and 121,804.41 is: 168,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,452.86 : 293,173.52 = 121,804.41 : x
  2. Step 2: Convert to fraction form
    212,452.86/293,173.52 = 121,804.41/x
  3. Step 3: Cross multiply
    212,452.86x = 293,173.52 × 121,804.41
  4. Step 4: Simplify right side
    212,452.86x = 35,709,827,022.20
  5. Step 5: Solve for x
    x = 35,709,827,022.20/212,452.86
  6. Step 6: Final answer
    x = 168,083.53

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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.