Finding the Fourth Proportional to 245,683.80, 368,214.60 and 119,352.96
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Solution
The fourth proportional to 245,683.80, 368,214.60 and 119,352.96 is: 178,878.31
Step by Step Solution
- Step 1: Write the proportion equation
245,683.80 : 368,214.60 = 119,352.96 : x - Step 2: Convert to fraction form
245,683.80/368,214.60 = 119,352.96/x - Step 3: Cross multiply
245,683.80x = 368,214.60 × 119,352.96 - Step 4: Simplify right side
245,683.80x = 43,947,502,425.22 - Step 5: Solve for x
x = 43,947,502,425.22/245,683.80 - Step 6: Final answer
x = 178,878.31
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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.