Finding the Fourth Proportional to 250,817.18, 346,415.18 and 165,159.06
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Solution
The fourth proportional to 250,817.18, 346,415.18 and 165,159.06 is: 228,108.80
Step by Step Solution
- Step 1: Write the proportion equation
250,817.18 : 346,415.18 = 165,159.06 : x - Step 2: Convert to fraction form
250,817.18/346,415.18 = 165,159.06/x - Step 3: Cross multiply
250,817.18x = 346,415.18 × 165,159.06 - Step 4: Simplify right side
250,817.18x = 57,213,604,672.74 - Step 5: Solve for x
x = 57,213,604,672.74/250,817.18 - Step 6: Final answer
x = 228,108.80
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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.