Finding the Fourth Proportional to 93,838.08, 140,403.98 and 65,812.84
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Solution
The fourth proportional to 93,838.08, 140,403.98 and 65,812.84 is: 98,471.58
Step by Step Solution
- Step 1: Write the proportion equation
93,838.08 : 140,403.98 = 65,812.84 : x - Step 2: Convert to fraction form
93,838.08/140,403.98 = 65,812.84/x - Step 3: Cross multiply
93,838.08x = 140,403.98 × 65,812.84 - Step 4: Simplify right side
93,838.08x = 9,240,384,484.63 - Step 5: Solve for x
x = 9,240,384,484.63/93,838.08 - Step 6: Final answer
x = 98,471.58
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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.