Finding the Fourth Proportional to 98,375.80, 147,341.68 and 68,925.08
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Solution
The fourth proportional to 98,375.80, 147,341.68 and 68,925.08 is: 103,232.07
Step by Step Solution
- Step 1: Write the proportion equation
98,375.80 : 147,341.68 = 68,925.08 : x - Step 2: Convert to fraction form
98,375.80/147,341.68 = 68,925.08/x - Step 3: Cross multiply
98,375.80x = 147,341.68 × 68,925.08 - Step 4: Simplify right side
98,375.80x = 10,155,537,081.33 - Step 5: Solve for x
x = 10,155,537,081.33/98,375.80 - Step 6: Final answer
x = 103,232.07
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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.