Finding the Fourth Proportional to 93,793.97, 129,435.68 and 51,352.50
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Solution
The fourth proportional to 93,793.97, 129,435.68 and 51,352.50 is: 70,866.45
Step by Step Solution
- Step 1: Write the proportion equation
93,793.97 : 129,435.68 = 51,352.50 : x - Step 2: Convert to fraction form
93,793.97/129,435.68 = 51,352.50/x - Step 3: Cross multiply
93,793.97x = 129,435.68 × 51,352.50 - Step 4: Simplify right side
93,793.97x = 6,646,845,757.20 - Step 5: Solve for x
x = 6,646,845,757.20/93,793.97 - Step 6: Final answer
x = 70,866.45
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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.