Finding the Fourth Proportional to 94,350.64, 130,203.68 and 51,909.06
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Solution
The fourth proportional to 94,350.64, 130,203.68 and 51,909.06 is: 71,634.39
Step by Step Solution
- Step 1: Write the proportion equation
94,350.64 : 130,203.68 = 51,909.06 : x - Step 2: Convert to fraction form
94,350.64/130,203.68 = 51,909.06/x - Step 3: Cross multiply
94,350.64x = 130,203.68 × 51,909.06 - Step 4: Simplify right side
94,350.64x = 6,758,750,637.34 - Step 5: Solve for x
x = 6,758,750,637.34/94,350.64 - Step 6: Final answer
x = 71,634.39
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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.