Finding the Fourth Proportional to 213,508.10, 294,652.68 and 118,023.68
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Solution
The fourth proportional to 213,508.10, 294,652.68 and 118,023.68 is: 162,879.04
Step by Step Solution
- Step 1: Write the proportion equation
213,508.10 : 294,652.68 = 118,023.68 : x - Step 2: Convert to fraction form
213,508.10/294,652.68 = 118,023.68/x - Step 3: Cross multiply
213,508.10x = 294,652.68 × 118,023.68 - Step 4: Simplify right side
213,508.10x = 34,775,993,615.46 - Step 5: Solve for x
x = 34,775,993,615.46/213,508.10 - Step 6: Final answer
x = 162,879.04
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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.