Finding the Fourth Proportional to 115,760.08, 173,595.96 and 40,866.28
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Solution
The fourth proportional to 115,760.08, 173,595.96 and 40,866.28 is: 61,283.83
Step by Step Solution
- Step 1: Write the proportion equation
115,760.08 : 173,595.96 = 40,866.28 : x - Step 2: Convert to fraction form
115,760.08/173,595.96 = 40,866.28/x - Step 3: Cross multiply
115,760.08x = 173,595.96 × 40,866.28 - Step 4: Simplify right side
115,760.08x = 7,094,221,108.23 - Step 5: Solve for x
x = 7,094,221,108.23/115,760.08 - Step 6: Final answer
x = 61,283.83
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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.