Finding the Fourth Proportional to 156,373.01, 232,547.81 and 151,390.75
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Solution
The fourth proportional to 156,373.01, 232,547.81 and 151,390.75 is: 225,138.52
Step by Step Solution
- Step 1: Write the proportion equation
156,373.01 : 232,547.81 = 151,390.75 : x - Step 2: Convert to fraction form
156,373.01/232,547.81 = 151,390.75/x - Step 3: Cross multiply
156,373.01x = 232,547.81 × 151,390.75 - Step 4: Simplify right side
156,373.01x = 35,205,586,661.99 - Step 5: Solve for x
x = 35,205,586,661.99/156,373.01 - Step 6: Final answer
x = 225,138.52
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.