Finding the Fourth Proportional to 134,888.12, 202,332.04 and 40,117.92
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Solution
The fourth proportional to 134,888.12, 202,332.04 and 40,117.92 is: 60,176.84
Step by Step Solution
- Step 1: Write the proportion equation
134,888.12 : 202,332.04 = 40,117.92 : x - Step 2: Convert to fraction form
134,888.12/202,332.04 = 40,117.92/x - Step 3: Cross multiply
134,888.12x = 202,332.04 × 40,117.92 - Step 4: Simplify right side
134,888.12x = 8,117,140,594.16 - Step 5: Solve for x
x = 8,117,140,594.16/134,888.12 - Step 6: Final answer
x = 60,176.84
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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.