Finding the Fourth Proportional to 97,321.12, 134,303.36 and 52,609.12
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Solution
The fourth proportional to 97,321.12, 134,303.36 and 52,609.12 is: 72,600.70
Step by Step Solution
- Step 1: Write the proportion equation
97,321.12 : 134,303.36 = 52,609.12 : x - Step 2: Convert to fraction form
97,321.12/134,303.36 = 52,609.12/x - Step 3: Cross multiply
97,321.12x = 134,303.36 × 52,609.12 - Step 4: Simplify right side
97,321.12x = 7,065,581,582.64 - Step 5: Solve for x
x = 7,065,581,582.64/97,321.12 - Step 6: Final answer
x = 72,600.70
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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.