Finding the Fourth Proportional to 121,610.08, 182,406.12 and 42,725.08
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Solution
The fourth proportional to 121,610.08, 182,406.12 and 42,725.08 is: 64,084.46
Step by Step Solution
- Step 1: Write the proportion equation
121,610.08 : 182,406.12 = 42,725.08 : x - Step 2: Convert to fraction form
121,610.08/182,406.12 = 42,725.08/x - Step 3: Cross multiply
121,610.08x = 182,406.12 × 42,725.08 - Step 4: Simplify right side
121,610.08x = 7,793,316,069.49 - Step 5: Solve for x
x = 7,793,316,069.49/121,610.08 - Step 6: Final answer
x = 64,084.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.