Finding the Fourth Proportional to 94,462.08, 130,340.52 and 56,736.96
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Solution
The fourth proportional to 94,462.08, 130,340.52 and 56,736.96 is: 78,286.70
Step by Step Solution
- Step 1: Write the proportion equation
94,462.08 : 130,340.52 = 56,736.96 : x - Step 2: Convert to fraction form
94,462.08/130,340.52 = 56,736.96/x - Step 3: Cross multiply
94,462.08x = 130,340.52 × 56,736.96 - Step 4: Simplify right side
94,462.08x = 7,395,124,869.62 - Step 5: Solve for x
x = 7,395,124,869.62/94,462.08 - Step 6: Final answer
x = 78,286.70
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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.