Home / 248,126.08-372,153.91-79,624.61

Finding the Fourth Proportional to 248,126.08, 372,153.91 and 79,624.61

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Solution

The fourth proportional to 248,126.08, 372,153.91 and 79,624.61 is: 119,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,126.08 : 372,153.91 = 79,624.61 : x
  2. Step 2: Convert to fraction form
    248,126.08/372,153.91 = 79,624.61/x
  3. Step 3: Cross multiply
    248,126.08x = 372,153.91 × 79,624.61
  4. Step 4: Simplify right side
    248,126.08x = 29,632,610,973.64
  5. Step 5: Solve for x
    x = 29,632,610,973.64/248,126.08
  6. Step 6: Final answer
    x = 119,425.62

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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.