Finding the Fourth Proportional to 177,894.21, 266,928.99 and 83,130.93
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Solution
The fourth proportional to 177,894.21, 266,928.99 and 83,130.93 is: 124,737.37
Step by Step Solution
- Step 1: Write the proportion equation
177,894.21 : 266,928.99 = 83,130.93 : x - Step 2: Convert to fraction form
177,894.21/266,928.99 = 83,130.93/x - Step 3: Cross multiply
177,894.21x = 266,928.99 × 83,130.93 - Step 4: Simplify right side
177,894.21x = 22,190,055,182.66 - Step 5: Solve for x
x = 22,190,055,182.66/177,894.21 - Step 6: Final answer
x = 124,737.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.