Finding the Fourth Proportional to 106,860.84, 160,313.12 and 36,731.04
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Solution
The fourth proportional to 106,860.84, 160,313.12 and 36,731.04 is: 55,104.07
Step by Step Solution
- Step 1: Write the proportion equation
106,860.84 : 160,313.12 = 36,731.04 : x - Step 2: Convert to fraction form
106,860.84/160,313.12 = 36,731.04/x - Step 3: Cross multiply
106,860.84x = 160,313.12 × 36,731.04 - Step 4: Simplify right side
106,860.84x = 5,888,467,623.24 - Step 5: Solve for x
x = 5,888,467,623.24/106,860.84 - Step 6: Final answer
x = 55,104.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.