Finding the Fourth Proportional to 133,459.74, 184,167.36 and 73,018.62
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Solution
The fourth proportional to 133,459.74, 184,167.36 and 73,018.62 is: 100,761.82
Step by Step Solution
- Step 1: Write the proportion equation
133,459.74 : 184,167.36 = 73,018.62 : x - Step 2: Convert to fraction form
133,459.74/184,167.36 = 73,018.62/x - Step 3: Cross multiply
133,459.74x = 184,167.36 × 73,018.62 - Step 4: Simplify right side
133,459.74x = 13,447,646,476.24 - Step 5: Solve for x
x = 13,447,646,476.24/133,459.74 - Step 6: Final answer
x = 100,761.82
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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.