Finding the Fourth Proportional to 238,251.57, 328,723.09 and 141,374.99
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Solution
The fourth proportional to 238,251.57, 328,723.09 and 141,374.99 is: 195,059.46
Step by Step Solution
- Step 1: Write the proportion equation
238,251.57 : 328,723.09 = 141,374.99 : x - Step 2: Convert to fraction form
238,251.57/328,723.09 = 141,374.99/x - Step 3: Cross multiply
238,251.57x = 328,723.09 × 141,374.99 - Step 4: Simplify right side
238,251.57x = 46,473,221,564.47 - Step 5: Solve for x
x = 46,473,221,564.47/238,251.57 - Step 6: Final answer
x = 195,059.46
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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.