Finding the Fourth Proportional to 252,270.18, 348,135.57 and 137,547.88
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Solution
The fourth proportional to 252,270.18, 348,135.57 and 137,547.88 is: 189,817.55
Step by Step Solution
- Step 1: Write the proportion equation
252,270.18 : 348,135.57 = 137,547.88 : x - Step 2: Convert to fraction form
252,270.18/348,135.57 = 137,547.88/x - Step 3: Cross multiply
252,270.18x = 348,135.57 × 137,547.88 - Step 4: Simplify right side
252,270.18x = 47,885,308,735.75 - Step 5: Solve for x
x = 47,885,308,735.75/252,270.18 - Step 6: Final answer
x = 189,817.55
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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.