Home / 248,829.51-343,276.41-158,136.87

Finding the Fourth Proportional to 248,829.51, 343,276.41 and 158,136.87

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Solution

The fourth proportional to 248,829.51, 343,276.41 and 158,136.87 is: 218,160.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,829.51 : 343,276.41 = 158,136.87 : x
  2. Step 2: Convert to fraction form
    248,829.51/343,276.41 = 158,136.87/x
  3. Step 3: Cross multiply
    248,829.51x = 343,276.41 × 158,136.87
  4. Step 4: Simplify right side
    248,829.51x = 54,284,657,022.24
  5. Step 5: Solve for x
    x = 54,284,657,022.24/248,829.51
  6. Step 6: Final answer
    x = 218,160.04

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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.