Finding the Fourth Proportional to 178,141.36, 245,837.88 and 97,567.44
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Solution
The fourth proportional to 178,141.36, 245,837.88 and 97,567.44 is: 134,644.60
Step by Step Solution
- Step 1: Write the proportion equation
178,141.36 : 245,837.88 = 97,567.44 : x - Step 2: Convert to fraction form
178,141.36/245,837.88 = 97,567.44/x - Step 3: Cross multiply
178,141.36x = 245,837.88 × 97,567.44 - Step 4: Simplify right side
178,141.36x = 23,985,772,606.63 - Step 5: Solve for x
x = 23,985,772,606.63/178,141.36 - Step 6: Final answer
x = 134,644.60
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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.