Home / 178,218.36-245,880.78-101,682.48

Finding the Fourth Proportional to 178,218.36, 245,880.78 and 101,682.48

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Solution

The fourth proportional to 178,218.36, 245,880.78 and 101,682.48 is: 140,287.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,218.36 : 245,880.78 = 101,682.48 : x
  2. Step 2: Convert to fraction form
    178,218.36/245,880.78 = 101,682.48/x
  3. Step 3: Cross multiply
    178,218.36x = 245,880.78 × 101,682.48
  4. Step 4: Simplify right side
    178,218.36x = 25,001,767,494.73
  5. Step 5: Solve for x
    x = 25,001,767,494.73/178,218.36
  6. Step 6: Final answer
    x = 140,287.27

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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.