Finding the Fourth Proportional to 268,320.83, 370,201.92 and 160,851.65
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Solution
The fourth proportional to 268,320.83, 370,201.92 and 160,851.65 is: 221,926.82
Step by Step Solution
- Step 1: Write the proportion equation
268,320.83 : 370,201.92 = 160,851.65 : x - Step 2: Convert to fraction form
268,320.83/370,201.92 = 160,851.65/x - Step 3: Cross multiply
268,320.83x = 370,201.92 × 160,851.65 - Step 4: Simplify right side
268,320.83x = 59,547,589,665.17 - Step 5: Solve for x
x = 59,547,589,665.17/268,320.83 - Step 6: Final answer
x = 221,926.82
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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.