Finding the Fourth Proportional to 88,739.13, 133,030.93 and 33,374.01
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Solution
The fourth proportional to 88,739.13, 133,030.93 and 33,374.01 is: 50,031.77
Step by Step Solution
- Step 1: Write the proportion equation
88,739.13 : 133,030.93 = 33,374.01 : x - Step 2: Convert to fraction form
88,739.13/133,030.93 = 33,374.01/x - Step 3: Cross multiply
88,739.13x = 133,030.93 × 33,374.01 - Step 4: Simplify right side
88,739.13x = 4,439,775,588.13 - Step 5: Solve for x
x = 4,439,775,588.13/88,739.13 - Step 6: Final answer
x = 50,031.77
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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.