Finding the Fourth Proportional to 229,070.66, 343,655.38 and 69,133.23
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Solution
The fourth proportional to 229,070.66, 343,655.38 and 69,133.23 is: 103,714.75
Step by Step Solution
- Step 1: Write the proportion equation
229,070.66 : 343,655.38 = 69,133.23 : x - Step 2: Convert to fraction form
229,070.66/343,655.38 = 69,133.23/x - Step 3: Cross multiply
229,070.66x = 343,655.38 × 69,133.23 - Step 4: Simplify right side
229,070.66x = 23,758,006,426.28 - Step 5: Solve for x
x = 23,758,006,426.28/229,070.66 - Step 6: Final answer
x = 103,714.75
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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.