Finding the Fourth Proportional to 180,037.08, 270,225.09 and 91,354.23
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Solution
The fourth proportional to 180,037.08, 270,225.09 and 91,354.23 is: 137,117.34
Step by Step Solution
- Step 1: Write the proportion equation
180,037.08 : 270,225.09 = 91,354.23 : x - Step 2: Convert to fraction form
180,037.08/270,225.09 = 91,354.23/x - Step 3: Cross multiply
180,037.08x = 270,225.09 × 91,354.23 - Step 4: Simplify right side
180,037.08x = 24,686,205,023.63 - Step 5: Solve for x
x = 24,686,205,023.63/180,037.08 - Step 6: Final answer
x = 137,117.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.