Home / 248,757.82-373,020.09-90,875.86

Finding the Fourth Proportional to 248,757.82, 373,020.09 and 90,875.86

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Solution

The fourth proportional to 248,757.82, 373,020.09 and 90,875.86 is: 136,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,757.82 : 373,020.09 = 90,875.86 : x
  2. Step 2: Convert to fraction form
    248,757.82/373,020.09 = 90,875.86/x
  3. Step 3: Cross multiply
    248,757.82x = 373,020.09 × 90,875.86
  4. Step 4: Simplify right side
    248,757.82x = 33,898,521,476.03
  5. Step 5: Solve for x
    x = 33,898,521,476.03/248,757.82
  6. Step 6: Final answer
    x = 136,271.18

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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.