Finding the Fourth Proportional to 97,960.74, 135,032.28 and 63,909.14
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Solution
The fourth proportional to 97,960.74, 135,032.28 and 63,909.14 is: 88,094.44
Step by Step Solution
- Step 1: Write the proportion equation
97,960.74 : 135,032.28 = 63,909.14 : x - Step 2: Convert to fraction form
97,960.74/135,032.28 = 63,909.14/x - Step 3: Cross multiply
97,960.74x = 135,032.28 × 63,909.14 - Step 4: Simplify right side
97,960.74x = 8,629,796,887.04 - Step 5: Solve for x
x = 8,629,796,887.04/97,960.74 - Step 6: Final answer
x = 88,094.44
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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.