Home / 248,180.64-342,491.94-135,003.66

Finding the Fourth Proportional to 248,180.64, 342,491.94 and 135,003.66

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Solution

The fourth proportional to 248,180.64, 342,491.94 and 135,003.66 is: 186,306.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,180.64 : 342,491.94 = 135,003.66 : x
  2. Step 2: Convert to fraction form
    248,180.64/342,491.94 = 135,003.66/x
  3. Step 3: Cross multiply
    248,180.64x = 342,491.94 × 135,003.66
  4. Step 4: Simplify right side
    248,180.64x = 46,237,665,420.50
  5. Step 5: Solve for x
    x = 46,237,665,420.50/248,180.64
  6. Step 6: Final answer
    x = 186,306.50

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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.