Finding the Fourth Proportional to 108,417.84, 162,646.74 and 49,257.96
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Solution
The fourth proportional to 108,417.84, 162,646.74 and 49,257.96 is: 73,896.02
Step by Step Solution
- Step 1: Write the proportion equation
108,417.84 : 162,646.74 = 49,257.96 : x - Step 2: Convert to fraction form
108,417.84/162,646.74 = 49,257.96/x - Step 3: Cross multiply
108,417.84x = 162,646.74 × 49,257.96 - Step 4: Simplify right side
108,417.84x = 8,011,646,613.05 - Step 5: Solve for x
x = 8,011,646,613.05/108,417.84 - Step 6: Final answer
x = 73,896.02
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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.