Finding the Fourth Proportional to 179,461.36, 247,746.36 and 139,084.48
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Solution
The fourth proportional to 179,461.36, 247,746.36 and 139,084.48 is: 192,006.09
Step by Step Solution
- Step 1: Write the proportion equation
179,461.36 : 247,746.36 = 139,084.48 : x - Step 2: Convert to fraction form
179,461.36/247,746.36 = 139,084.48/x - Step 3: Cross multiply
179,461.36x = 247,746.36 × 139,084.48 - Step 4: Simplify right side
179,461.36x = 34,457,673,652.49 - Step 5: Solve for x
x = 34,457,673,652.49/179,461.36 - Step 6: Final answer
x = 192,006.09
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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.