Finding the Fourth Proportional to 163,178.09, 244,767.10 and 58,001.21
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Solution
The fourth proportional to 163,178.09, 244,767.10 and 58,001.21 is: 87,001.80
Step by Step Solution
- Step 1: Write the proportion equation
163,178.09 : 244,767.10 = 58,001.21 : x - Step 2: Convert to fraction form
163,178.09/244,767.10 = 58,001.21/x - Step 3: Cross multiply
163,178.09x = 244,767.10 × 58,001.21 - Step 4: Simplify right side
163,178.09x = 14,196,787,968.19 - Step 5: Solve for x
x = 14,196,787,968.19/163,178.09 - Step 6: Final answer
x = 87,001.80
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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.