Finding the Fourth Proportional to 75,114.70, 103,695.87 and 46,835.98
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Solution
The fourth proportional to 75,114.70, 103,695.87 and 46,835.98 is: 64,657.09
Step by Step Solution
- Step 1: Write the proportion equation
75,114.70 : 103,695.87 = 46,835.98 : x - Step 2: Convert to fraction form
75,114.70/103,695.87 = 46,835.98/x - Step 3: Cross multiply
75,114.70x = 103,695.87 × 46,835.98 - Step 4: Simplify right side
75,114.70x = 4,856,697,693.40 - Step 5: Solve for x
x = 4,856,697,693.40/75,114.70 - Step 6: Final answer
x = 64,657.09
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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.