Home / 45,968.51-68,987.09-34,149.60

Finding the Fourth Proportional to 45,968.51, 68,987.09 and 34,149.60

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Solution

The fourth proportional to 45,968.51, 68,987.09 and 34,149.60 is: 51,249.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,968.51 : 68,987.09 = 34,149.60 : x
  2. Step 2: Convert to fraction form
    45,968.51/68,987.09 = 34,149.60/x
  3. Step 3: Cross multiply
    45,968.51x = 68,987.09 × 34,149.60
  4. Step 4: Simplify right side
    45,968.51x = 2,355,881,614.04
  5. Step 5: Solve for x
    x = 2,355,881,614.04/45,968.51
  6. Step 6: Final answer
    x = 51,249.90

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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.