Finding the Fourth Proportional to 94,219.42, 130,023.46 and 51,777.84
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Solution
The fourth proportional to 94,219.42, 130,023.46 and 51,777.84 is: 71,453.78
Step by Step Solution
- Step 1: Write the proportion equation
94,219.42 : 130,023.46 = 51,777.84 : x - Step 2: Convert to fraction form
94,219.42/130,023.46 = 51,777.84/x - Step 3: Cross multiply
94,219.42x = 130,023.46 × 51,777.84 - Step 4: Simplify right side
94,219.42x = 6,732,333,908.13 - Step 5: Solve for x
x = 6,732,333,908.13/94,219.42 - Step 6: Final answer
x = 71,453.78
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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.