Finding the Fourth Proportional to 109,548.08, 151,176.24 and 59,246.96
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Solution
The fourth proportional to 109,548.08, 151,176.24 and 59,246.96 is: 81,760.75
Step by Step Solution
- Step 1: Write the proportion equation
109,548.08 : 151,176.24 = 59,246.96 : x - Step 2: Convert to fraction form
109,548.08/151,176.24 = 59,246.96/x - Step 3: Cross multiply
109,548.08x = 151,176.24 × 59,246.96 - Step 4: Simplify right side
109,548.08x = 8,956,732,644.23 - Step 5: Solve for x
x = 8,956,732,644.23/109,548.08 - Step 6: Final answer
x = 81,760.75
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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.