Finding the Fourth Proportional to 211,740.08, 317,663.40 and 93,444.08
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Solution
The fourth proportional to 211,740.08, 317,663.40 and 93,444.08 is: 140,189.63
Step by Step Solution
- Step 1: Write the proportion equation
211,740.08 : 317,663.40 = 93,444.08 : x - Step 2: Convert to fraction form
211,740.08/317,663.40 = 93,444.08/x - Step 3: Cross multiply
211,740.08x = 317,663.40 × 93,444.08 - Step 4: Simplify right side
211,740.08x = 29,683,764,162.67 - Step 5: Solve for x
x = 29,683,764,162.67/211,740.08 - Step 6: Final answer
x = 140,189.63
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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.