Finding the Fourth Proportional to 97,749.04, 134,893.20 and 53,037.04
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Solution
The fourth proportional to 97,749.04, 134,893.20 and 53,037.04 is: 73,190.86
Step by Step Solution
- Step 1: Write the proportion equation
97,749.04 : 134,893.20 = 53,037.04 : x - Step 2: Convert to fraction form
97,749.04/134,893.20 = 53,037.04/x - Step 3: Cross multiply
97,749.04x = 134,893.20 × 53,037.04 - Step 4: Simplify right side
97,749.04x = 7,154,336,044.13 - Step 5: Solve for x
x = 7,154,336,044.13/97,749.04 - Step 6: Final answer
x = 73,190.86
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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.