Finding the Fourth Proportional to 133,496.98, 184,246.45 and 76,136.42
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Solution
The fourth proportional to 133,496.98, 184,246.45 and 76,136.42 is: 105,080.02
Step by Step Solution
- Step 1: Write the proportion equation
133,496.98 : 184,246.45 = 76,136.42 : x - Step 2: Convert to fraction form
133,496.98/184,246.45 = 76,136.42/x - Step 3: Cross multiply
133,496.98x = 184,246.45 × 76,136.42 - Step 4: Simplify right side
133,496.98x = 14,027,865,370.98 - Step 5: Solve for x
x = 14,027,865,370.98/133,496.98 - Step 6: Final answer
x = 105,080.02
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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.