Finding the Fourth Proportional to 251,010.03, 346,398.08 and 137,843.31
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Solution
The fourth proportional to 251,010.03, 346,398.08 and 137,843.31 is: 190,226.09
Step by Step Solution
- Step 1: Write the proportion equation
251,010.03 : 346,398.08 = 137,843.31 : x - Step 2: Convert to fraction form
251,010.03/346,398.08 = 137,843.31/x - Step 3: Cross multiply
251,010.03x = 346,398.08 × 137,843.31 - Step 4: Simplify right side
251,010.03x = 47,748,657,235.63 - Step 5: Solve for x
x = 47,748,657,235.63/251,010.03 - Step 6: Final answer
x = 190,226.09
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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.