Finding the Fourth Proportional to 104,630.08, 144,325.44 and 97,631.68
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Solution
The fourth proportional to 104,630.08, 144,325.44 and 97,631.68 is: 134,671.93
Step by Step Solution
- Step 1: Write the proportion equation
104,630.08 : 144,325.44 = 97,631.68 : x - Step 2: Convert to fraction form
104,630.08/144,325.44 = 97,631.68/x - Step 3: Cross multiply
104,630.08x = 144,325.44 × 97,631.68 - Step 4: Simplify right side
104,630.08x = 14,090,735,173.94 - Step 5: Solve for x
x = 14,090,735,173.94/104,630.08 - Step 6: Final answer
x = 134,671.93
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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.