Finding the Fourth Proportional to 159,615.84, 239,390.14 and 47,297.02
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Solution
The fourth proportional to 159,615.84, 239,390.14 and 47,297.02 is: 70,935.57
Step by Step Solution
- Step 1: Write the proportion equation
159,615.84 : 239,390.14 = 47,297.02 : x - Step 2: Convert to fraction form
159,615.84/239,390.14 = 47,297.02/x - Step 3: Cross multiply
159,615.84x = 239,390.14 × 47,297.02 - Step 4: Simplify right side
159,615.84x = 11,322,440,239.38 - Step 5: Solve for x
x = 11,322,440,239.38/159,615.84 - Step 6: Final answer
x = 70,935.57
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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.