Finding the Fourth Proportional to 190,654.56, 285,709.68 and 97,225.92
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Solution
The fourth proportional to 190,654.56, 285,709.68 and 97,225.92 is: 145,700.09
Step by Step Solution
- Step 1: Write the proportion equation
190,654.56 : 285,709.68 = 97,225.92 : x - Step 2: Convert to fraction form
190,654.56/285,709.68 = 97,225.92/x - Step 3: Cross multiply
190,654.56x = 285,709.68 × 97,225.92 - Step 4: Simplify right side
190,654.56x = 27,778,386,490.91 - Step 5: Solve for x
x = 27,778,386,490.91/190,654.56 - Step 6: Final answer
x = 145,700.09
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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.