Home / 178,090.43-245,801.92-163,727.51

Finding the Fourth Proportional to 178,090.43, 245,801.92 and 163,727.51

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Solution

The fourth proportional to 178,090.43, 245,801.92 and 163,727.51 is: 225,978.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,090.43 : 245,801.92 = 163,727.51 : x
  2. Step 2: Convert to fraction form
    178,090.43/245,801.92 = 163,727.51/x
  3. Step 3: Cross multiply
    178,090.43x = 245,801.92 × 163,727.51
  4. Step 4: Simplify right side
    178,090.43x = 40,244,536,510.68
  5. Step 5: Solve for x
    x = 40,244,536,510.68/178,090.43
  6. Step 6: Final answer
    x = 225,978.09

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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.