Finding the Fourth Proportional to 178,827.30, 246,803.13 and 107,246.70
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Solution
The fourth proportional to 178,827.30, 246,803.13 and 107,246.70 is: 148,013.31
Step by Step Solution
- Step 1: Write the proportion equation
178,827.30 : 246,803.13 = 107,246.70 : x - Step 2: Convert to fraction form
178,827.30/246,803.13 = 107,246.70/x - Step 3: Cross multiply
178,827.30x = 246,803.13 × 107,246.70 - Step 4: Simplify right side
178,827.30x = 26,468,821,242.17 - Step 5: Solve for x
x = 26,468,821,242.17/178,827.30 - Step 6: Final answer
x = 148,013.31
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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.