Finding the Fourth Proportional to 156,063.24, 215,366.58 and 84,444.53
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Solution
The fourth proportional to 156,063.24, 215,366.58 and 84,444.53 is: 116,533.07
Step by Step Solution
- Step 1: Write the proportion equation
156,063.24 : 215,366.58 = 84,444.53 : x - Step 2: Convert to fraction form
156,063.24/215,366.58 = 84,444.53/x - Step 3: Cross multiply
156,063.24x = 215,366.58 × 84,444.53 - Step 4: Simplify right side
156,063.24x = 18,186,528,548.97 - Step 5: Solve for x
x = 18,186,528,548.97/156,063.24 - Step 6: Final answer
x = 116,533.07
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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.