Finding the Fourth Proportional to 178,124.13, 245,814.08 and 97,550.19
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Solution
The fourth proportional to 178,124.13, 245,814.08 and 97,550.19 is: 134,620.78
Step by Step Solution
- Step 1: Write the proportion equation
178,124.13 : 245,814.08 = 97,550.19 : x - Step 2: Convert to fraction form
178,124.13/245,814.08 = 97,550.19/x - Step 3: Cross multiply
178,124.13x = 245,814.08 × 97,550.19 - Step 4: Simplify right side
178,124.13x = 23,979,209,720.92 - Step 5: Solve for x
x = 23,979,209,720.92/178,124.13 - Step 6: Final answer
x = 134,620.78
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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.