Finding the Fourth Proportional to 232,368.10, 348,552.15 and 143,721.70
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Solution
The fourth proportional to 232,368.10, 348,552.15 and 143,721.70 is: 215,582.55
Step by Step Solution
- Step 1: Write the proportion equation
232,368.10 : 348,552.15 = 143,721.70 : x - Step 2: Convert to fraction form
232,368.10/348,552.15 = 143,721.70/x - Step 3: Cross multiply
232,368.10x = 348,552.15 × 143,721.70 - Step 4: Simplify right side
232,368.10x = 50,094,507,536.66 - Step 5: Solve for x
x = 50,094,507,536.66/232,368.10 - Step 6: Final answer
x = 215,582.55
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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.