Home / 248,889.49-373,389.51-71,382.85

Finding the Fourth Proportional to 248,889.49, 373,389.51 and 71,382.85

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Solution

The fourth proportional to 248,889.49, 373,389.51 and 71,382.85 is: 107,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,889.49 : 373,389.51 = 71,382.85 : x
  2. Step 2: Convert to fraction form
    248,889.49/373,389.51 = 71,382.85/x
  3. Step 3: Cross multiply
    248,889.49x = 373,389.51 × 71,382.85
  4. Step 4: Simplify right side
    248,889.49x = 26,653,607,383.90
  5. Step 5: Solve for x
    x = 26,653,607,383.90/248,889.49
  6. Step 6: Final answer
    x = 107,090.13

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1.5x scale

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.