Home / 248,981.58-373,297.41-91,189.53

Finding the Fourth Proportional to 248,981.58, 373,297.41 and 91,189.53

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Solution

The fourth proportional to 248,981.58, 373,297.41 and 91,189.53 is: 136,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,981.58 : 373,297.41 = 91,189.53 : x
  2. Step 2: Convert to fraction form
    248,981.58/373,297.41 = 91,189.53/x
  3. Step 3: Cross multiply
    248,981.58x = 373,297.41 × 91,189.53
  4. Step 4: Simplify right side
    248,981.58x = 34,040,815,368.12
  5. Step 5: Solve for x
    x = 34,040,815,368.12/248,981.58
  6. Step 6: Final answer
    x = 136,720.22

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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.