Finding the Fourth Proportional to 97,090.36, 134,025.99 and 65,277.70
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Solution
The fourth proportional to 97,090.36, 134,025.99 and 65,277.70 is: 90,110.99
Step by Step Solution
- Step 1: Write the proportion equation
97,090.36 : 134,025.99 = 65,277.70 : x - Step 2: Convert to fraction form
97,090.36/134,025.99 = 65,277.70/x - Step 3: Cross multiply
97,090.36x = 134,025.99 × 65,277.70 - Step 4: Simplify right side
97,090.36x = 8,748,908,367.42 - Step 5: Solve for x
x = 8,748,908,367.42/97,090.36 - Step 6: Final answer
x = 90,110.99
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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.