Finding the Fourth Proportional to 159,681.26, 239,455.99 and 54,508.70
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Solution
The fourth proportional to 159,681.26, 239,455.99 and 54,508.70 is: 81,740.55
Step by Step Solution
- Step 1: Write the proportion equation
159,681.26 : 239,455.99 = 54,508.70 : x - Step 2: Convert to fraction form
159,681.26/239,455.99 = 54,508.70/x - Step 3: Cross multiply
159,681.26x = 239,455.99 × 54,508.70 - Step 4: Simplify right side
159,681.26x = 13,052,434,722.11 - Step 5: Solve for x
x = 13,052,434,722.11/159,681.26 - Step 6: Final answer
x = 81,740.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.