Finding the Fourth Proportional to 135,894.08, 203,921.28 and 51,725.06
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Solution
The fourth proportional to 135,894.08, 203,921.28 and 51,725.06 is: 77,618.10
Step by Step Solution
- Step 1: Write the proportion equation
135,894.08 : 203,921.28 = 51,725.06 : x - Step 2: Convert to fraction form
135,894.08/203,921.28 = 51,725.06/x - Step 3: Cross multiply
135,894.08x = 203,921.28 × 51,725.06 - Step 4: Simplify right side
135,894.08x = 10,547,840,443.28 - Step 5: Solve for x
x = 10,547,840,443.28/135,894.08 - Step 6: Final answer
x = 77,618.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.