Finding the Fourth Proportional to 93,762.09, 129,391.19 and 50,741.55
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Solution
The fourth proportional to 93,762.09, 129,391.19 and 50,741.55 is: 70,023.07
Step by Step Solution
- Step 1: Write the proportion equation
93,762.09 : 129,391.19 = 50,741.55 : x - Step 2: Convert to fraction form
93,762.09/129,391.19 = 50,741.55/x - Step 3: Cross multiply
93,762.09x = 129,391.19 × 50,741.55 - Step 4: Simplify right side
93,762.09x = 6,565,509,283.24 - Step 5: Solve for x
x = 6,565,509,283.24/93,762.09 - Step 6: Final answer
x = 70,023.07
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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.