Finding the Fourth Proportional to 93,559.20, 129,105.50 and 53,277.08
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Solution
The fourth proportional to 93,559.20, 129,105.50 and 53,277.08 is: 73,518.84
Step by Step Solution
- Step 1: Write the proportion equation
93,559.20 : 129,105.50 = 53,277.08 : x - Step 2: Convert to fraction form
93,559.20/129,105.50 = 53,277.08/x - Step 3: Cross multiply
93,559.20x = 129,105.50 × 53,277.08 - Step 4: Simplify right side
93,559.20x = 6,878,364,051.94 - Step 5: Solve for x
x = 6,878,364,051.94/93,559.20 - Step 6: Final answer
x = 73,518.84
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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.