Finding the Fourth Proportional to 99,793.01, 137,710.93 and 59,485.99
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Solution
The fourth proportional to 99,793.01, 137,710.93 and 59,485.99 is: 82,088.63
Step by Step Solution
- Step 1: Write the proportion equation
99,793.01 : 137,710.93 = 59,485.99 : x - Step 2: Convert to fraction form
99,793.01/137,710.93 = 59,485.99/x - Step 3: Cross multiply
99,793.01x = 137,710.93 × 59,485.99 - Step 4: Simplify right side
99,793.01x = 8,191,871,004.87 - Step 5: Solve for x
x = 8,191,871,004.87/99,793.01 - Step 6: Final answer
x = 82,088.63
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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.