Finding the Fourth Proportional to 133,911.43, 184,797.27 and 73,483.09
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Solution
The fourth proportional to 133,911.43, 184,797.27 and 73,483.09 is: 101,406.39
Step by Step Solution
- Step 1: Write the proportion equation
133,911.43 : 184,797.27 = 73,483.09 : x - Step 2: Convert to fraction form
133,911.43/184,797.27 = 73,483.09/x - Step 3: Cross multiply
133,911.43x = 184,797.27 × 73,483.09 - Step 4: Simplify right side
133,911.43x = 13,579,474,423.16 - Step 5: Solve for x
x = 13,579,474,423.16/133,911.43 - Step 6: Final answer
x = 101,406.39
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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.