Finding the Fourth Proportional to 159,482.18, 239,371.50 and 80,652.98
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Solution
The fourth proportional to 159,482.18, 239,371.50 and 80,652.98 is: 121,054.43
Step by Step Solution
- Step 1: Write the proportion equation
159,482.18 : 239,371.50 = 80,652.98 : x - Step 2: Convert to fraction form
159,482.18/239,371.50 = 80,652.98/x - Step 3: Cross multiply
159,482.18x = 239,371.50 × 80,652.98 - Step 4: Simplify right side
159,482.18x = 19,306,024,802.07 - Step 5: Solve for x
x = 19,306,024,802.07/159,482.18 - Step 6: Final answer
x = 121,054.43
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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.