Finding the Fourth Proportional to 138,345.24, 207,547.02 and 44,843.70
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Solution
The fourth proportional to 138,345.24, 207,547.02 and 44,843.70 is: 67,275.00
Step by Step Solution
- Step 1: Write the proportion equation
138,345.24 : 207,547.02 = 44,843.70 : x - Step 2: Convert to fraction form
138,345.24/207,547.02 = 44,843.70/x - Step 3: Cross multiply
138,345.24x = 207,547.02 × 44,843.70 - Step 4: Simplify right side
138,345.24x = 9,307,176,300.77 - Step 5: Solve for x
x = 9,307,176,300.77/138,345.24 - Step 6: Final answer
x = 67,275.00
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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.