Finding the Fourth Proportional to 134,888.99, 202,333.35 and 40,118.79
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Solution
The fourth proportional to 134,888.99, 202,333.35 and 40,118.79 is: 60,178.14
Step by Step Solution
- Step 1: Write the proportion equation
134,888.99 : 202,333.35 = 40,118.79 : x - Step 2: Convert to fraction form
134,888.99/202,333.35 = 40,118.79/x - Step 3: Cross multiply
134,888.99x = 202,333.35 × 40,118.79 - Step 4: Simplify right side
134,888.99x = 8,117,369,178.65 - Step 5: Solve for x
x = 8,117,369,178.65/134,888.99 - Step 6: Final answer
x = 60,178.14
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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.