Finding the Fourth Proportional to 248,794.14, 343,335.15 and 141,358.98
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Solution
The fourth proportional to 248,794.14, 343,335.15 and 141,358.98 is: 195,074.96
Step by Step Solution
- Step 1: Write the proportion equation
248,794.14 : 343,335.15 = 141,358.98 : x - Step 2: Convert to fraction form
248,794.14/343,335.15 = 141,358.98/x - Step 3: Cross multiply
248,794.14x = 343,335.15 × 141,358.98 - Step 4: Simplify right side
248,794.14x = 48,533,506,602.15 - Step 5: Solve for x
x = 48,533,506,602.15/248,794.14 - Step 6: Final answer
x = 195,074.96
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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.