Finding the Fourth Proportional to 93,698.88, 129,346.68 and 59,752.92
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Solution
The fourth proportional to 93,698.88, 129,346.68 and 59,752.92 is: 82,485.96
Step by Step Solution
- Step 1: Write the proportion equation
93,698.88 : 129,346.68 = 59,752.92 : x - Step 2: Convert to fraction form
93,698.88/129,346.68 = 59,752.92/x - Step 3: Cross multiply
93,698.88x = 129,346.68 × 59,752.92 - Step 4: Simplify right side
93,698.88x = 7,728,841,822.31 - Step 5: Solve for x
x = 7,728,841,822.31/93,698.88 - Step 6: Final answer
x = 82,485.96
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1.5x scale
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.