Finding the Fourth Proportional to 71,365.23, 106,970.58 and 46,423.08
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Solution
The fourth proportional to 71,365.23, 106,970.58 and 46,423.08 is: 69,584.36
Step by Step Solution
- Step 1: Write the proportion equation
71,365.23 : 106,970.58 = 46,423.08 : x - Step 2: Convert to fraction form
71,365.23/106,970.58 = 46,423.08/x - Step 3: Cross multiply
71,365.23x = 106,970.58 × 46,423.08 - Step 4: Simplify right side
71,365.23x = 4,965,903,792.99 - Step 5: Solve for x
x = 4,965,903,792.99/71,365.23 - Step 6: Final answer
x = 69,584.36
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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.