Finding the Fourth Proportional to 133,652.90, 184,370.99 and 82,649.36
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Solution
The fourth proportional to 133,652.90, 184,370.99 and 82,649.36 is: 114,012.82
Step by Step Solution
- Step 1: Write the proportion equation
133,652.90 : 184,370.99 = 82,649.36 : x - Step 2: Convert to fraction form
133,652.90/184,370.99 = 82,649.36/x - Step 3: Cross multiply
133,652.90x = 184,370.99 × 82,649.36 - Step 4: Simplify right side
133,652.90x = 15,238,144,373.75 - Step 5: Solve for x
x = 15,238,144,373.75/133,652.90 - Step 6: Final answer
x = 114,012.82
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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.