Home / 121,727.54-182,617.24-51,605.30

Finding the Fourth Proportional to 121,727.54, 182,617.24 and 51,605.30

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Solution

The fourth proportional to 121,727.54, 182,617.24 and 51,605.30 is: 77,418.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,727.54 : 182,617.24 = 51,605.30 : x
  2. Step 2: Convert to fraction form
    121,727.54/182,617.24 = 51,605.30/x
  3. Step 3: Cross multiply
    121,727.54x = 182,617.24 × 51,605.30
  4. Step 4: Simplify right side
    121,727.54x = 9,424,017,455.37
  5. Step 5: Solve for x
    x = 9,424,017,455.37/121,727.54
  6. Step 6: Final answer
    x = 77,418.94

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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.