Finding the Fourth Proportional to 179,623.12, 247,885.88 and 97,955.84
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Solution
The fourth proportional to 179,623.12, 247,885.88 and 97,955.84 is: 135,182.31
Step by Step Solution
- Step 1: Write the proportion equation
179,623.12 : 247,885.88 = 97,955.84 : x - Step 2: Convert to fraction form
179,623.12/247,885.88 = 97,955.84/x - Step 3: Cross multiply
179,623.12x = 247,885.88 × 97,955.84 - Step 4: Simplify right side
179,623.12x = 24,281,868,360.11 - Step 5: Solve for x
x = 24,281,868,360.11/179,623.12 - Step 6: Final answer
x = 135,182.31
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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.