Finding the Fourth Proportional to 214,894.13, 296,555.63 and 134,368.31
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Solution
The fourth proportional to 214,894.13, 296,555.63 and 134,368.31 is: 185,429.34
Step by Step Solution
- Step 1: Write the proportion equation
214,894.13 : 296,555.63 = 134,368.31 : x - Step 2: Convert to fraction form
214,894.13/296,555.63 = 134,368.31/x - Step 3: Cross multiply
214,894.13x = 296,555.63 × 134,368.31 - Step 4: Simplify right side
214,894.13x = 39,847,676,669.47 - Step 5: Solve for x
x = 39,847,676,669.47/214,894.13 - Step 6: Final answer
x = 185,429.34
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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.