Finding the Fourth Proportional to 226,445.24, 312,499.68 and 124,475.96
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Solution
The fourth proportional to 226,445.24, 312,499.68 and 124,475.96 is: 171,779.71
Step by Step Solution
- Step 1: Write the proportion equation
226,445.24 : 312,499.68 = 124,475.96 : x - Step 2: Convert to fraction form
226,445.24/312,499.68 = 124,475.96/x - Step 3: Cross multiply
226,445.24x = 312,499.68 × 124,475.96 - Step 4: Simplify right side
226,445.24x = 38,898,697,667.69 - Step 5: Solve for x
x = 38,898,697,667.69/226,445.24 - Step 6: Final answer
x = 171,779.71
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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.