Finding the Fourth Proportional to 193,288.24, 266,746.76 and 120,734.09
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Solution
The fourth proportional to 193,288.24, 266,746.76 and 120,734.09 is: 166,618.66
Step by Step Solution
- Step 1: Write the proportion equation
193,288.24 : 266,746.76 = 120,734.09 : x - Step 2: Convert to fraction form
193,288.24/266,746.76 = 120,734.09/x - Step 3: Cross multiply
193,288.24x = 266,746.76 × 120,734.09 - Step 4: Simplify right side
193,288.24x = 32,205,427,329.05 - Step 5: Solve for x
x = 32,205,427,329.05/193,288.24 - Step 6: Final answer
x = 166,618.66
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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.