Finding the Fourth Proportional to 225,403.98, 311,035.95 and 134,741.94
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Solution
The fourth proportional to 225,403.98, 311,035.95 and 134,741.94 is: 185,931.00
Step by Step Solution
- Step 1: Write the proportion equation
225,403.98 : 311,035.95 = 134,741.94 : x - Step 2: Convert to fraction form
225,403.98/311,035.95 = 134,741.94/x - Step 3: Cross multiply
225,403.98x = 311,035.95 × 134,741.94 - Step 4: Simplify right side
225,403.98x = 41,909,587,312.74 - Step 5: Solve for x
x = 41,909,587,312.74/225,403.98 - Step 6: Final answer
x = 185,931.00
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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.