Finding the Fourth Proportional to 212,484.06, 318,760.71 and 62,739.50
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Solution
The fourth proportional to 212,484.06, 318,760.71 and 62,739.50 is: 94,119.46
Step by Step Solution
- Step 1: Write the proportion equation
212,484.06 : 318,760.71 = 62,739.50 : x - Step 2: Convert to fraction form
212,484.06/318,760.71 = 62,739.50/x - Step 3: Cross multiply
212,484.06x = 318,760.71 × 62,739.50 - Step 4: Simplify right side
212,484.06x = 19,998,885,971.24 - Step 5: Solve for x
x = 19,998,885,971.24/212,484.06 - Step 6: Final answer
x = 94,119.46
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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.