Home / 248,140.06-372,244.41-79,620.77

Finding the Fourth Proportional to 248,140.06, 372,244.41 and 79,620.77

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Solution

The fourth proportional to 248,140.06, 372,244.41 and 79,620.77 is: 119,442.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,140.06 : 372,244.41 = 79,620.77 : x
  2. Step 2: Convert to fraction form
    248,140.06/372,244.41 = 79,620.77/x
  3. Step 3: Cross multiply
    248,140.06x = 372,244.41 × 79,620.77
  4. Step 4: Simplify right side
    248,140.06x = 29,638,387,483.01
  5. Step 5: Solve for x
    x = 29,638,387,483.01/248,140.06
  6. Step 6: Final answer
    x = 119,442.17

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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.