Home / 83,074.41-114,642.74-51,261.77

Finding the Fourth Proportional to 83,074.41, 114,642.74 and 51,261.77

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Solution

The fourth proportional to 83,074.41, 114,642.74 and 51,261.77 is: 70,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,074.41 : 114,642.74 = 51,261.77 : x
  2. Step 2: Convert to fraction form
    83,074.41/114,642.74 = 51,261.77/x
  3. Step 3: Cross multiply
    83,074.41x = 114,642.74 × 51,261.77
  4. Step 4: Simplify right side
    83,074.41x = 5,876,788,940.53
  5. Step 5: Solve for x
    x = 5,876,788,940.53/83,074.41
  6. Step 6: Final answer
    x = 70,741.27

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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.