Finding the Fourth Proportional to 133,455.24, 184,160.28 and 73,013.84
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Solution
The fourth proportional to 133,455.24, 184,160.28 and 73,013.84 is: 100,754.75
Step by Step Solution
- Step 1: Write the proportion equation
133,455.24 : 184,160.28 = 73,013.84 : x - Step 2: Convert to fraction form
133,455.24/184,160.28 = 73,013.84/x - Step 3: Cross multiply
133,455.24x = 184,160.28 × 73,013.84 - Step 4: Simplify right side
133,455.24x = 13,446,249,218.28 - Step 5: Solve for x
x = 13,446,249,218.28/133,455.24 - Step 6: Final answer
x = 100,754.75
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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.