Finding the Fourth Proportional to 177,963.99, 245,590.28 and 97,391.57
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Solution
The fourth proportional to 177,963.99, 245,590.28 and 97,391.57 is: 134,400.35
Step by Step Solution
- Step 1: Write the proportion equation
177,963.99 : 245,590.28 = 97,391.57 : x - Step 2: Convert to fraction form
177,963.99/245,590.28 = 97,391.57/x - Step 3: Cross multiply
177,963.99x = 245,590.28 × 97,391.57 - Step 4: Simplify right side
177,963.99x = 23,918,421,596.25 - Step 5: Solve for x
x = 23,918,421,596.25/177,963.99 - Step 6: Final answer
x = 134,400.35
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1.5x scale
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.