Finding the Fourth Proportional to 133,990.18, 184,906.96 and 73,567.02
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Solution
The fourth proportional to 133,990.18, 184,906.96 and 73,567.02 is: 101,522.77
Step by Step Solution
- Step 1: Write the proportion equation
133,990.18 : 184,906.96 = 73,567.02 : x - Step 2: Convert to fraction form
133,990.18/184,906.96 = 73,567.02/x - Step 3: Cross multiply
133,990.18x = 184,906.96 × 73,567.02 - Step 4: Simplify right side
133,990.18x = 13,603,054,024.46 - Step 5: Solve for x
x = 13,603,054,024.46/133,990.18 - Step 6: Final answer
x = 101,522.77
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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.