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Finding the Fourth Proportional to 368,166.41, 552,184.81 and 98,297.90

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Solution

The fourth proportional to 368,166.41, 552,184.81 and 98,297.90 is: 147,429.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,166.41 : 552,184.81 = 98,297.90 : x
  2. Step 2: Convert to fraction form
    368,166.41/552,184.81 = 98,297.90/x
  3. Step 3: Cross multiply
    368,166.41x = 552,184.81 × 98,297.90
  4. Step 4: Simplify right side
    368,166.41x = 54,278,604,228.23
  5. Step 5: Solve for x
    x = 54,278,604,228.23/368,166.41
  6. Step 6: Final answer
    x = 147,429.54

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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.