Finding the Fourth Proportional to 178,246.08, 245,979.52 and 98,758.08
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Solution
The fourth proportional to 178,246.08, 245,979.52 and 98,758.08 is: 136,286.11
Step by Step Solution
- Step 1: Write the proportion equation
178,246.08 : 245,979.52 = 98,758.08 : x - Step 2: Convert to fraction form
178,246.08/245,979.52 = 98,758.08/x - Step 3: Cross multiply
178,246.08x = 245,979.52 × 98,758.08 - Step 4: Simplify right side
178,246.08x = 24,292,465,114.52 - Step 5: Solve for x
x = 24,292,465,114.52/178,246.08 - Step 6: Final answer
x = 136,286.11
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.