Home / 147,682.44-203,806.38-84,029.40

Finding the Fourth Proportional to 147,682.44, 203,806.38 and 84,029.40

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Solution

The fourth proportional to 147,682.44, 203,806.38 and 84,029.40 is: 115,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,682.44 : 203,806.38 = 84,029.40 : x
  2. Step 2: Convert to fraction form
    147,682.44/203,806.38 = 84,029.40/x
  3. Step 3: Cross multiply
    147,682.44x = 203,806.38 × 84,029.40
  4. Step 4: Simplify right side
    147,682.44x = 17,125,727,827.57
  5. Step 5: Solve for x
    x = 17,125,727,827.57/147,682.44
  6. Step 6: Final answer
    x = 115,963.20

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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.