Finding the Fourth Proportional to 259,056.48, 388,750.08 and 125,864.12
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Solution
The fourth proportional to 259,056.48, 388,750.08 and 125,864.12 is: 188,876.52
Step by Step Solution
- Step 1: Write the proportion equation
259,056.48 : 388,750.08 = 125,864.12 : x - Step 2: Convert to fraction form
259,056.48/388,750.08 = 125,864.12/x - Step 3: Cross multiply
259,056.48x = 388,750.08 × 125,864.12 - Step 4: Simplify right side
259,056.48x = 48,929,686,719.13 - Step 5: Solve for x
x = 48,929,686,719.13/259,056.48 - Step 6: Final answer
x = 188,876.52
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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.