Finding the Fourth Proportional to 97,438.09, 134,464.97 and 52,726.09
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Solution
The fourth proportional to 97,438.09, 134,464.97 and 52,726.09 is: 72,762.22
Step by Step Solution
- Step 1: Write the proportion equation
97,438.09 : 134,464.97 = 52,726.09 : x - Step 2: Convert to fraction form
97,438.09/134,464.97 = 52,726.09/x - Step 3: Cross multiply
97,438.09x = 134,464.97 × 52,726.09 - Step 4: Simplify right side
97,438.09x = 7,089,812,110.07 - Step 5: Solve for x
x = 7,089,812,110.07/97,438.09 - Step 6: Final answer
x = 72,762.22
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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.