Finding the Fourth Proportional to 178,025.68, 245,675.42 and 97,453.26
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Solution
The fourth proportional to 178,025.68, 245,675.42 and 97,453.26 is: 134,485.48
Step by Step Solution
- Step 1: Write the proportion equation
178,025.68 : 245,675.42 = 97,453.26 : x - Step 2: Convert to fraction form
178,025.68/245,675.42 = 97,453.26/x - Step 3: Cross multiply
178,025.68x = 245,675.42 × 97,453.26 - Step 4: Simplify right side
178,025.68x = 23,941,868,865.23 - Step 5: Solve for x
x = 23,941,868,865.23/178,025.68 - Step 6: Final answer
x = 134,485.48
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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.