Finding the Fourth Proportional to 110,958.84, 166,638.72 and 102,058.14
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Solution
The fourth proportional to 110,958.84, 166,638.72 and 102,058.14 is: 153,271.59
Step by Step Solution
- Step 1: Write the proportion equation
110,958.84 : 166,638.72 = 102,058.14 : x - Step 2: Convert to fraction form
110,958.84/166,638.72 = 102,058.14/x - Step 3: Cross multiply
110,958.84x = 166,638.72 × 102,058.14 - Step 4: Simplify right side
110,958.84x = 17,006,837,815.18 - Step 5: Solve for x
x = 17,006,837,815.18/110,958.84 - Step 6: Final answer
x = 153,271.59
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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.