Home / 172,927.36-238,599.10-104,942.80

Finding the Fourth Proportional to 172,927.36, 238,599.10 and 104,942.80

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Solution

The fourth proportional to 172,927.36, 238,599.10 and 104,942.80 is: 144,796.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,927.36 : 238,599.10 = 104,942.80 : x
  2. Step 2: Convert to fraction form
    172,927.36/238,599.10 = 104,942.80/x
  3. Step 3: Cross multiply
    172,927.36x = 238,599.10 × 104,942.80
  4. Step 4: Simplify right side
    172,927.36x = 25,039,257,631.48
  5. Step 5: Solve for x
    x = 25,039,257,631.48/172,927.36
  6. Step 6: Final answer
    x = 144,796.39

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1.5x scale

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.