Finding the Fourth Proportional to 164,312.87, 245,088.76 and 149,176.95
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Solution
The fourth proportional to 164,312.87, 245,088.76 and 149,176.95 is: 222,512.06
Step by Step Solution
- Step 1: Write the proportion equation
164,312.87 : 245,088.76 = 149,176.95 : x - Step 2: Convert to fraction form
164,312.87/245,088.76 = 149,176.95/x - Step 3: Cross multiply
164,312.87x = 245,088.76 × 149,176.95 - Step 4: Simplify right side
164,312.87x = 36,561,593,696.08 - Step 5: Solve for x
x = 36,561,593,696.08/164,312.87 - Step 6: Final answer
x = 222,512.06
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.