Finding the Fourth Proportional to 258,748.95, 357,237.62 and 177,213.94
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Solution
The fourth proportional to 258,748.95, 357,237.62 and 177,213.94 is: 244,667.61
Step by Step Solution
- Step 1: Write the proportion equation
258,748.95 : 357,237.62 = 177,213.94 : x - Step 2: Convert to fraction form
258,748.95/357,237.62 = 177,213.94/x - Step 3: Cross multiply
258,748.95x = 357,237.62 × 177,213.94 - Step 4: Simplify right side
258,748.95x = 63,307,486,156.42 - Step 5: Solve for x
x = 63,307,486,156.42/258,748.95 - Step 6: Final answer
x = 244,667.61
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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.