Finding the Fourth Proportional to 302,056.64, 453,073.44 and 91,686.08
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Solution
The fourth proportional to 302,056.64, 453,073.44 and 91,686.08 is: 137,525.62
Step by Step Solution
- Step 1: Write the proportion equation
302,056.64 : 453,073.44 = 91,686.08 : x - Step 2: Convert to fraction form
302,056.64/453,073.44 = 91,686.08/x - Step 3: Cross multiply
302,056.64x = 453,073.44 × 91,686.08 - Step 4: Simplify right side
302,056.64x = 41,540,527,665.72 - Step 5: Solve for x
x = 41,540,527,665.72/302,056.64 - Step 6: Final answer
x = 137,525.62
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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.