Finding the Fourth Proportional to 135,733.98, 203,613.93 and 42,214.62
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Solution
The fourth proportional to 135,733.98, 203,613.93 and 42,214.62 is: 63,325.96
Step by Step Solution
- Step 1: Write the proportion equation
135,733.98 : 203,613.93 = 42,214.62 : x - Step 2: Convert to fraction form
135,733.98/203,613.93 = 42,214.62/x - Step 3: Cross multiply
135,733.98x = 203,613.93 × 42,214.62 - Step 4: Simplify right side
135,733.98x = 8,595,484,681.66 - Step 5: Solve for x
x = 8,595,484,681.66/135,733.98 - Step 6: Final answer
x = 63,325.96
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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.