Finding the Fourth Proportional to 179,090.08, 247,116.90 and 103,624
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Solution
The fourth proportional to 179,090.08, 247,116.90 and 103,624 is: 142,985.26
Step by Step Solution
- Step 1: Write the proportion equation
179,090.08 : 247,116.90 = 103,624 : x - Step 2: Convert to fraction form
179,090.08/247,116.90 = 103,624/x - Step 3: Cross multiply
179,090.08x = 247,116.90 × 103,624 - Step 4: Simplify right side
179,090.08x = 25,607,241,645.60 - Step 5: Solve for x
x = 25,607,241,645.60/179,090.08 - Step 6: Final answer
x = 142,985.26
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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.