Finding the Fourth Proportional to 177,630.84, 245,147.58 and 97,070.58
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Solution
The fourth proportional to 177,630.84, 245,147.58 and 97,070.58 is: 133,966.70
Step by Step Solution
- Step 1: Write the proportion equation
177,630.84 : 245,147.58 = 97,070.58 : x - Step 2: Convert to fraction form
177,630.84/245,147.58 = 97,070.58/x - Step 3: Cross multiply
177,630.84x = 245,147.58 × 97,070.58 - Step 4: Simplify right side
177,630.84x = 23,796,617,776.20 - Step 5: Solve for x
x = 23,796,617,776.20/177,630.84 - Step 6: Final answer
x = 133,966.70
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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.