Finding the Fourth Proportional to 130,035.99, 194,998.60 and 51,094.84
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Solution
The fourth proportional to 130,035.99, 194,998.60 and 51,094.84 is: 76,620.50
Step by Step Solution
- Step 1: Write the proportion equation
130,035.99 : 194,998.60 = 51,094.84 : x - Step 2: Convert to fraction form
130,035.99/194,998.60 = 51,094.84/x - Step 3: Cross multiply
130,035.99x = 194,998.60 × 51,094.84 - Step 4: Simplify right side
130,035.99x = 9,963,422,267.22 - Step 5: Solve for x
x = 9,963,422,267.22/130,035.99 - Step 6: Final answer
x = 76,620.50
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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.