Finding the Fourth Proportional to 99,624.84, 149,436.99 and 29,509.62
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Solution
The fourth proportional to 99,624.84, 149,436.99 and 29,509.62 is: 44,264.35
Step by Step Solution
- Step 1: Write the proportion equation
99,624.84 : 149,436.99 = 29,509.62 : x - Step 2: Convert to fraction form
99,624.84/149,436.99 = 29,509.62/x - Step 3: Cross multiply
99,624.84x = 149,436.99 × 29,509.62 - Step 4: Simplify right side
99,624.84x = 4,409,828,788.84 - Step 5: Solve for x
x = 4,409,828,788.84/99,624.84 - Step 6: Final answer
x = 44,264.35
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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.