Finding the Fourth Proportional to 133,573.19, 184,330.99 and 73,147.52
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Solution
The fourth proportional to 133,573.19, 184,330.99 and 73,147.52 is: 100,943.58
Step by Step Solution
- Step 1: Write the proportion equation
133,573.19 : 184,330.99 = 73,147.52 : x - Step 2: Convert to fraction form
133,573.19/184,330.99 = 73,147.52/x - Step 3: Cross multiply
133,573.19x = 184,330.99 × 73,147.52 - Step 4: Simplify right side
133,573.19x = 13,483,355,329.91 - Step 5: Solve for x
x = 13,483,355,329.91/133,573.19 - Step 6: Final answer
x = 100,943.58
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1.5x scale
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.