Finding the Fourth Proportional to 140,718.68, 211,117.48 and 56,537.96
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Solution
The fourth proportional to 140,718.68, 211,117.48 and 56,537.96 is: 84,822.79
Step by Step Solution
- Step 1: Write the proportion equation
140,718.68 : 211,117.48 = 56,537.96 : x - Step 2: Convert to fraction form
140,718.68/211,117.48 = 56,537.96/x - Step 3: Cross multiply
140,718.68x = 211,117.48 × 56,537.96 - Step 4: Simplify right side
140,718.68x = 11,936,150,760.63 - Step 5: Solve for x
x = 11,936,150,760.63/140,718.68 - Step 6: Final answer
x = 84,822.79
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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.