Finding the Fourth Proportional to 134,848.50, 202,396.98 and 68,335.75
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Solution
The fourth proportional to 134,848.50, 202,396.98 and 68,335.75 is: 102,566.58
Step by Step Solution
- Step 1: Write the proportion equation
134,848.50 : 202,396.98 = 68,335.75 : x - Step 2: Convert to fraction form
134,848.50/202,396.98 = 68,335.75/x - Step 3: Cross multiply
134,848.50x = 202,396.98 × 68,335.75 - Step 4: Simplify right side
134,848.50x = 13,830,949,426.04 - Step 5: Solve for x
x = 13,830,949,426.04/134,848.50 - Step 6: Final answer
x = 102,566.58
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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.