Finding the Fourth Proportional to 93,560.10, 129,108.92 and 51,118.80
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Solution
The fourth proportional to 93,560.10, 129,108.92 and 51,118.80 is: 70,541.75
Step by Step Solution
- Step 1: Write the proportion equation
93,560.10 : 129,108.92 = 51,118.80 : x - Step 2: Convert to fraction form
93,560.10/129,108.92 = 51,118.80/x - Step 3: Cross multiply
93,560.10x = 129,108.92 × 51,118.80 - Step 4: Simplify right side
93,560.10x = 6,599,892,804.10 - Step 5: Solve for x
x = 6,599,892,804.10/93,560.10 - Step 6: Final answer
x = 70,541.75
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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.