Finding the Fourth Proportional to 154,624.37, 232,025.75 and 83,547.20
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Solution
The fourth proportional to 154,624.37, 232,025.75 and 83,547.20 is: 125,368.99
Step by Step Solution
- Step 1: Write the proportion equation
154,624.37 : 232,025.75 = 83,547.20 : x - Step 2: Convert to fraction form
154,624.37/232,025.75 = 83,547.20/x - Step 3: Cross multiply
154,624.37x = 232,025.75 × 83,547.20 - Step 4: Simplify right side
154,624.37x = 19,385,100,162.54 - Step 5: Solve for x
x = 19,385,100,162.54/154,624.37 - Step 6: Final answer
x = 125,368.99
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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.