Home / 172,951.85-238,637.27-105,004.60

Finding the Fourth Proportional to 172,951.85, 238,637.27 and 105,004.60

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Solution

The fourth proportional to 172,951.85, 238,637.27 and 105,004.60 is: 144,884.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,951.85 : 238,637.27 = 105,004.60 : x
  2. Step 2: Convert to fraction form
    172,951.85/238,637.27 = 105,004.60/x
  3. Step 3: Cross multiply
    172,951.85x = 238,637.27 × 105,004.60
  4. Step 4: Simplify right side
    172,951.85x = 25,058,009,363.23
  5. Step 5: Solve for x
    x = 25,058,009,363.23/172,951.85
  6. Step 6: Final answer
    x = 144,884.31

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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.