Finding the Fourth Proportional to 178,138.98, 245,822.65 and 97,550.93
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Solution
The fourth proportional to 178,138.98, 245,822.65 and 97,550.93 is: 134,615.28
Step by Step Solution
- Step 1: Write the proportion equation
178,138.98 : 245,822.65 = 97,550.93 : x - Step 2: Convert to fraction form
178,138.98/245,822.65 = 97,550.93/x - Step 3: Cross multiply
178,138.98x = 245,822.65 × 97,550.93 - Step 4: Simplify right side
178,138.98x = 23,980,228,493.24 - Step 5: Solve for x
x = 23,980,228,493.24/178,138.98 - Step 6: Final answer
x = 134,615.28
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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.