Finding the Fourth Proportional to 230,337.30, 344,725.62 and 141,646.98
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Solution
The fourth proportional to 230,337.30, 344,725.62 and 141,646.98 is: 211,990.60
Step by Step Solution
- Step 1: Write the proportion equation
230,337.30 : 344,725.62 = 141,646.98 : x - Step 2: Convert to fraction form
230,337.30/344,725.62 = 141,646.98/x - Step 3: Cross multiply
230,337.30x = 344,725.62 × 141,646.98 - Step 4: Simplify right side
230,337.30x = 48,829,343,001.63 - Step 5: Solve for x
x = 48,829,343,001.63/230,337.30 - Step 6: Final answer
x = 211,990.60
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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.