Finding the Fourth Proportional to 133,094.08, 183,667.41 and 75,732.15
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Solution
The fourth proportional to 133,094.08, 183,667.41 and 75,732.15 is: 104,508.99
Step by Step Solution
- Step 1: Write the proportion equation
133,094.08 : 183,667.41 = 75,732.15 : x - Step 2: Convert to fraction form
133,094.08/183,667.41 = 75,732.15/x - Step 3: Cross multiply
133,094.08x = 183,667.41 × 75,732.15 - Step 4: Simplify right side
133,094.08x = 13,909,527,844.23 - Step 5: Solve for x
x = 13,909,527,844.23/133,094.08 - Step 6: Final answer
x = 104,508.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.