Finding the Fourth Proportional to 93,319.92, 139,875.08 and 37,144.70
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Solution
The fourth proportional to 93,319.92, 139,875.08 and 37,144.70 is: 55,675.33
Step by Step Solution
- Step 1: Write the proportion equation
93,319.92 : 139,875.08 = 37,144.70 : x - Step 2: Convert to fraction form
93,319.92/139,875.08 = 37,144.70/x - Step 3: Cross multiply
93,319.92x = 139,875.08 × 37,144.70 - Step 4: Simplify right side
93,319.92x = 5,195,616,998.98 - Step 5: Solve for x
x = 5,195,616,998.98/93,319.92 - Step 6: Final answer
x = 55,675.33
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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.