Finding the Fourth Proportional to 99,476.35, 149,124.51 and 36,281.65
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Solution
The fourth proportional to 99,476.35, 149,124.51 and 36,281.65 is: 54,389.65
Step by Step Solution
- Step 1: Write the proportion equation
99,476.35 : 149,124.51 = 36,281.65 : x - Step 2: Convert to fraction form
99,476.35/149,124.51 = 36,281.65/x - Step 3: Cross multiply
99,476.35x = 149,124.51 × 36,281.65 - Step 4: Simplify right side
99,476.35x = 5,410,483,556.24 - Step 5: Solve for x
x = 5,410,483,556.24/99,476.35 - Step 6: Final answer
x = 54,389.65
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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.