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Finding the Fourth Proportional to 121,465.41, 167,621.83 and 67,750.39

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Solution

The fourth proportional to 121,465.41, 167,621.83 and 67,750.39 is: 93,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,465.41 : 167,621.83 = 67,750.39 : x
  2. Step 2: Convert to fraction form
    121,465.41/167,621.83 = 67,750.39/x
  3. Step 3: Cross multiply
    121,465.41x = 167,621.83 × 67,750.39
  4. Step 4: Simplify right side
    121,465.41x = 11,356,444,355.01
  5. Step 5: Solve for x
    x = 11,356,444,355.01/121,465.41
  6. Step 6: Final answer
    x = 93,495.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.