Finding the Fourth Proportional to 165,378.84, 248,068.26 and 40,719.84
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Solution
The fourth proportional to 165,378.84, 248,068.26 and 40,719.84 is: 61,079.76
Step by Step Solution
- Step 1: Write the proportion equation
165,378.84 : 248,068.26 = 40,719.84 : x - Step 2: Convert to fraction form
165,378.84/248,068.26 = 40,719.84/x - Step 3: Cross multiply
165,378.84x = 248,068.26 × 40,719.84 - Step 4: Simplify right side
165,378.84x = 10,101,299,856.28 - Step 5: Solve for x
x = 10,101,299,856.28/165,378.84 - Step 6: Final answer
x = 61,079.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.