Finding the Fourth Proportional to 97,466.09, 134,507.18 and 55,024.31
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Solution
The fourth proportional to 97,466.09, 134,507.18 and 55,024.31 is: 75,935.80
Step by Step Solution
- Step 1: Write the proportion equation
97,466.09 : 134,507.18 = 55,024.31 : x - Step 2: Convert to fraction form
97,466.09/134,507.18 = 55,024.31/x - Step 3: Cross multiply
97,466.09x = 134,507.18 × 55,024.31 - Step 4: Simplify right side
97,466.09x = 7,401,165,243.37 - Step 5: Solve for x
x = 7,401,165,243.37/97,466.09 - Step 6: Final answer
x = 75,935.80
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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.