Finding the Fourth Proportional to 279,094.91, 385,167.80 and 164,449.98
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Solution
The fourth proportional to 279,094.91, 385,167.80 and 164,449.98 is: 226,950.89
Step by Step Solution
- Step 1: Write the proportion equation
279,094.91 : 385,167.80 = 164,449.98 : x - Step 2: Convert to fraction form
279,094.91/385,167.80 = 164,449.98/x - Step 3: Cross multiply
279,094.91x = 385,167.80 × 164,449.98 - Step 4: Simplify right side
279,094.91x = 63,340,837,417.77 - Step 5: Solve for x
x = 63,340,837,417.77/279,094.91 - Step 6: Final answer
x = 226,950.89
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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.