Finding the Fourth Proportional to 97,345.53, 134,311.37 and 57,037.68
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Solution
The fourth proportional to 97,345.53, 134,311.37 and 57,037.68 is: 78,697.08
Step by Step Solution
- Step 1: Write the proportion equation
97,345.53 : 134,311.37 = 57,037.68 : x - Step 2: Convert to fraction form
97,345.53/134,311.37 = 57,037.68/x - Step 3: Cross multiply
97,345.53x = 134,311.37 × 57,037.68 - Step 4: Simplify right side
97,345.53x = 7,660,808,657.23 - Step 5: Solve for x
x = 7,660,808,657.23/97,345.53 - Step 6: Final answer
x = 78,697.08
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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.