Finding the Fourth Proportional to 248,248.84, 342,582.96 and 135,070.96
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Solution
The fourth proportional to 248,248.84, 342,582.96 and 135,070.96 is: 186,397.69
Step by Step Solution
- Step 1: Write the proportion equation
248,248.84 : 342,582.96 = 135,070.96 : x - Step 2: Convert to fraction form
248,248.84/342,582.96 = 135,070.96/x - Step 3: Cross multiply
248,248.84x = 342,582.96 × 135,070.96 - Step 4: Simplify right side
248,248.84x = 46,273,009,286.84 - Step 5: Solve for x
x = 46,273,009,286.84/248,248.84 - Step 6: Final answer
x = 186,397.69
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1.5x scale
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.