Finding the Fourth Proportional to 179,551.96, 247,781.68 and 98,980.84
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Solution
The fourth proportional to 179,551.96, 247,781.68 and 98,980.84 is: 136,593.55
Step by Step Solution
- Step 1: Write the proportion equation
179,551.96 : 247,781.68 = 98,980.84 : x - Step 2: Convert to fraction form
179,551.96/247,781.68 = 98,980.84/x - Step 3: Cross multiply
179,551.96x = 247,781.68 × 98,980.84 - Step 4: Simplify right side
179,551.96x = 24,525,638,823.01 - Step 5: Solve for x
x = 24,525,638,823.01/179,551.96 - Step 6: Final answer
x = 136,593.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.