Finding the Fourth Proportional to 71,681.64, 107,496.54 and 24,289.08
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Solution
The fourth proportional to 71,681.64, 107,496.54 and 24,289.08 is: 36,424.84
Step by Step Solution
- Step 1: Write the proportion equation
71,681.64 : 107,496.54 = 24,289.08 : x - Step 2: Convert to fraction form
71,681.64/107,496.54 = 24,289.08/x - Step 3: Cross multiply
71,681.64x = 107,496.54 × 24,289.08 - Step 4: Simplify right side
71,681.64x = 2,610,992,059.78 - Step 5: Solve for x
x = 2,610,992,059.78/71,681.64 - Step 6: Final answer
x = 36,424.84
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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.