Finding the Fourth Proportional to 93,832.44, 129,491.84 and 51,393.28
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Solution
The fourth proportional to 93,832.44, 129,491.84 and 51,393.28 is: 70,924.41
Step by Step Solution
- Step 1: Write the proportion equation
93,832.44 : 129,491.84 = 51,393.28 : x - Step 2: Convert to fraction form
93,832.44/129,491.84 = 51,393.28/x - Step 3: Cross multiply
93,832.44x = 129,491.84 × 51,393.28 - Step 4: Simplify right side
93,832.44x = 6,655,010,390.84 - Step 5: Solve for x
x = 6,655,010,390.84/93,832.44 - Step 6: Final answer
x = 70,924.41
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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.