Home / 147,798.27-203,939.23-83,258.28

Finding the Fourth Proportional to 147,798.27, 203,939.23 and 83,258.28

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Solution

The fourth proportional to 147,798.27, 203,939.23 and 83,258.28 is: 114,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,798.27 : 203,939.23 = 83,258.28 : x
  2. Step 2: Convert to fraction form
    147,798.27/203,939.23 = 83,258.28/x
  3. Step 3: Cross multiply
    147,798.27x = 203,939.23 × 83,258.28
  4. Step 4: Simplify right side
    147,798.27x = 16,979,629,514.32
  5. Step 5: Solve for x
    x = 16,979,629,514.32/147,798.27
  6. Step 6: Final answer
    x = 114,883.82

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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.