Finding the Fourth Proportional to 250,983.63, 346,347.11 and 136,257.82
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Solution
The fourth proportional to 250,983.63, 346,347.11 and 136,257.82 is: 188,030.20
Step by Step Solution
- Step 1: Write the proportion equation
250,983.63 : 346,347.11 = 136,257.82 : x - Step 2: Convert to fraction form
250,983.63/346,347.11 = 136,257.82/x - Step 3: Cross multiply
250,983.63x = 346,347.11 × 136,257.82 - Step 4: Simplify right side
250,983.63x = 47,192,501,646.68 - Step 5: Solve for x
x = 47,192,501,646.68/250,983.63 - Step 6: Final answer
x = 188,030.20
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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.