Finding the Fourth Proportional to 93,652.07, 129,275.60 and 63,592.97
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Solution
The fourth proportional to 93,652.07, 129,275.60 and 63,592.97 is: 87,782.56
Step by Step Solution
- Step 1: Write the proportion equation
93,652.07 : 129,275.60 = 63,592.97 : x - Step 2: Convert to fraction form
93,652.07/129,275.60 = 63,592.97/x - Step 3: Cross multiply
93,652.07x = 129,275.60 × 63,592.97 - Step 4: Simplify right side
93,652.07x = 8,221,018,388.19 - Step 5: Solve for x
x = 8,221,018,388.19/93,652.07 - Step 6: Final answer
x = 87,782.56
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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.