Finding the Fourth Proportional to 176,928.95, 265,130.99 and 129,952.19
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Solution
The fourth proportional to 176,928.95, 265,130.99 and 129,952.19 is: 194,735.53
Step by Step Solution
- Step 1: Write the proportion equation
176,928.95 : 265,130.99 = 129,952.19 : x - Step 2: Convert to fraction form
176,928.95/265,130.99 = 129,952.19/x - Step 3: Cross multiply
176,928.95x = 265,130.99 × 129,952.19 - Step 4: Simplify right side
176,928.95x = 34,454,353,287.76 - Step 5: Solve for x
x = 34,454,353,287.76/176,928.95 - Step 6: Final answer
x = 194,735.53
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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.