Finding the Fourth Proportional to 212,312.48, 318,523.80 and 62,558.06
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Solution
The fourth proportional to 212,312.48, 318,523.80 and 62,558.06 is: 93,853.32
Step by Step Solution
- Step 1: Write the proportion equation
212,312.48 : 318,523.80 = 62,558.06 : x - Step 2: Convert to fraction form
212,312.48/318,523.80 = 62,558.06/x - Step 3: Cross multiply
212,312.48x = 318,523.80 × 62,558.06 - Step 4: Simplify right side
212,312.48x = 19,926,230,991.83 - Step 5: Solve for x
x = 19,926,230,991.83/212,312.48 - Step 6: Final answer
x = 93,853.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.