Finding the Fourth Proportional to 156,269.00, 215,652.26 and 84,649.02
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Solution
The fourth proportional to 156,269.00, 215,652.26 and 84,649.02 is: 116,816.21
Step by Step Solution
- Step 1: Write the proportion equation
156,269.00 : 215,652.26 = 84,649.02 : x - Step 2: Convert to fraction form
156,269.00/215,652.26 = 84,649.02/x - Step 3: Cross multiply
156,269.00x = 215,652.26 × 84,649.02 - Step 4: Simplify right side
156,269.00x = 18,254,752,046.54 - Step 5: Solve for x
x = 18,254,752,046.54/156,269.00 - Step 6: Final answer
x = 116,816.21
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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.