Finding the Fourth Proportional to 94,612.47, 130,562.42 and 52,170.99
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Solution
The fourth proportional to 94,612.47, 130,562.42 and 52,170.99 is: 71,994.43
Step by Step Solution
- Step 1: Write the proportion equation
94,612.47 : 130,562.42 = 52,170.99 : x - Step 2: Convert to fraction form
94,612.47/130,562.42 = 52,170.99/x - Step 3: Cross multiply
94,612.47x = 130,562.42 × 52,170.99 - Step 4: Simplify right side
94,612.47x = 6,811,570,447.34 - Step 5: Solve for x
x = 6,811,570,447.34/94,612.47 - Step 6: Final answer
x = 71,994.43
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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.