Finding the Fourth Proportional to 134,840.50, 202,384.98 and 68,327.75
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Solution
The fourth proportional to 134,840.50, 202,384.98 and 68,327.75 is: 102,554.58
Step by Step Solution
- Step 1: Write the proportion equation
134,840.50 : 202,384.98 = 68,327.75 : x - Step 2: Convert to fraction form
134,840.50/202,384.98 = 68,327.75/x - Step 3: Cross multiply
134,840.50x = 202,384.98 × 68,327.75 - Step 4: Simplify right side
134,840.50x = 13,828,510,823.16 - Step 5: Solve for x
x = 13,828,510,823.16/134,840.50 - Step 6: Final answer
x = 102,554.58
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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.