Finding the Fourth Proportional to 93,915.63, 140,879.93 and 34,749.99
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Solution
The fourth proportional to 93,915.63, 140,879.93 and 34,749.99 is: 52,127.38
Step by Step Solution
- Step 1: Write the proportion equation
93,915.63 : 140,879.93 = 34,749.99 : x - Step 2: Convert to fraction form
93,915.63/140,879.93 = 34,749.99/x - Step 3: Cross multiply
93,915.63x = 140,879.93 × 34,749.99 - Step 4: Simplify right side
93,915.63x = 4,895,575,984.95 - Step 5: Solve for x
x = 4,895,575,984.95/93,915.63 - Step 6: Final answer
x = 52,127.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.