Finding the Fourth Proportional to 93,424.08, 140,086.64 and 40,772.08
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Solution
The fourth proportional to 93,424.08, 140,086.64 and 40,772.08 is: 61,136.53
Step by Step Solution
- Step 1: Write the proportion equation
93,424.08 : 140,086.64 = 40,772.08 : x - Step 2: Convert to fraction form
93,424.08/140,086.64 = 40,772.08/x - Step 3: Cross multiply
93,424.08x = 140,086.64 × 40,772.08 - Step 4: Simplify right side
93,424.08x = 5,711,623,693.01 - Step 5: Solve for x
x = 5,711,623,693.01/93,424.08 - Step 6: Final answer
x = 61,136.53
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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.