Finding the Fourth Proportional to 116,503.08, 174,806.93 and 69,210.59
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Solution
The fourth proportional to 116,503.08, 174,806.93 and 69,210.59 is: 103,846.95
Step by Step Solution
- Step 1: Write the proportion equation
116,503.08 : 174,806.93 = 69,210.59 : x - Step 2: Convert to fraction form
116,503.08/174,806.93 = 69,210.59/x - Step 3: Cross multiply
116,503.08x = 174,806.93 × 69,210.59 - Step 4: Simplify right side
116,503.08x = 12,098,489,541.30 - Step 5: Solve for x
x = 12,098,489,541.30/116,503.08 - Step 6: Final answer
x = 103,846.95
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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.