Finding the Fourth Proportional to 99,283.86, 149,669.64 and 92,685.06
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Solution
The fourth proportional to 99,283.86, 149,669.64 and 92,685.06 is: 139,722.00
Step by Step Solution
- Step 1: Write the proportion equation
99,283.86 : 149,669.64 = 92,685.06 : x - Step 2: Convert to fraction form
99,283.86/149,669.64 = 92,685.06/x - Step 3: Cross multiply
99,283.86x = 149,669.64 × 92,685.06 - Step 4: Simplify right side
99,283.86x = 13,872,139,563.58 - Step 5: Solve for x
x = 13,872,139,563.58/99,283.86 - Step 6: Final answer
x = 139,722.00
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.