Finding the Fourth Proportional to 76,464.48, 114,543.62 and 59,746.08
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Solution
The fourth proportional to 76,464.48, 114,543.62 and 59,746.08 is: 89,499.49
Step by Step Solution
- Step 1: Write the proportion equation
76,464.48 : 114,543.62 = 59,746.08 : x - Step 2: Convert to fraction form
76,464.48/114,543.62 = 59,746.08/x - Step 3: Cross multiply
76,464.48x = 114,543.62 × 59,746.08 - Step 4: Simplify right side
76,464.48x = 6,843,532,284.01 - Step 5: Solve for x
x = 6,843,532,284.01/76,464.48 - Step 6: Final answer
x = 89,499.49
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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.