Finding the Fourth Proportional to 159,465.80, 238,737.90 and 97,257.80
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Solution
The fourth proportional to 159,465.80, 238,737.90 and 97,257.80 is: 145,605.66
Step by Step Solution
- Step 1: Write the proportion equation
159,465.80 : 238,737.90 = 97,257.80 : x - Step 2: Convert to fraction form
159,465.80/238,737.90 = 97,257.80/x - Step 3: Cross multiply
159,465.80x = 238,737.90 × 97,257.80 - Step 4: Simplify right side
159,465.80x = 23,219,122,930.62 - Step 5: Solve for x
x = 23,219,122,930.62/159,465.80 - Step 6: Final answer
x = 145,605.66
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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.