Finding the Fourth Proportional to 97,437.09, 134,463.59 and 52,725.09
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Solution
The fourth proportional to 97,437.09, 134,463.59 and 52,725.09 is: 72,760.85
Step by Step Solution
- Step 1: Write the proportion equation
97,437.09 : 134,463.59 = 52,725.09 : x - Step 2: Convert to fraction form
97,437.09/134,463.59 = 52,725.09/x - Step 3: Cross multiply
97,437.09x = 134,463.59 × 52,725.09 - Step 4: Simplify right side
97,437.09x = 7,089,605,619.38 - Step 5: Solve for x
x = 7,089,605,619.38/97,437.09 - Step 6: Final answer
x = 72,760.85
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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.