Finding the Fourth Proportional to 134,888.49, 202,332.60 and 40,118.29
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Solution
The fourth proportional to 134,888.49, 202,332.60 and 40,118.29 is: 60,177.39
Step by Step Solution
- Step 1: Write the proportion equation
134,888.49 : 202,332.60 = 40,118.29 : x - Step 2: Convert to fraction form
134,888.49/202,332.60 = 40,118.29/x - Step 3: Cross multiply
134,888.49x = 202,332.60 × 40,118.29 - Step 4: Simplify right side
134,888.49x = 8,117,237,417.42 - Step 5: Solve for x
x = 8,117,237,417.42/134,888.49 - Step 6: Final answer
x = 60,177.39
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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.