Finding the Fourth Proportional to 93,617.19, 129,194.54 and 51,177.99
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Solution
The fourth proportional to 93,617.19, 129,194.54 and 51,177.99 is: 70,627.16
Step by Step Solution
- Step 1: Write the proportion equation
93,617.19 : 129,194.54 = 51,177.99 : x - Step 2: Convert to fraction form
93,617.19/129,194.54 = 51,177.99/x - Step 3: Cross multiply
93,617.19x = 129,194.54 × 51,177.99 - Step 4: Simplify right side
93,617.19x = 6,611,916,620.28 - Step 5: Solve for x
x = 6,611,916,620.28/93,617.19 - Step 6: Final answer
x = 70,627.16
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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.