Finding the Fourth Proportional to 110,199.14, 164,931.63 and 83,756.02
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Solution
The fourth proportional to 110,199.14, 164,931.63 and 83,756.02 is: 125,355.03
Step by Step Solution
- Step 1: Write the proportion equation
110,199.14 : 164,931.63 = 83,756.02 : x - Step 2: Convert to fraction form
110,199.14/164,931.63 = 83,756.02/x - Step 3: Cross multiply
110,199.14x = 164,931.63 × 83,756.02 - Step 4: Simplify right side
110,199.14x = 13,814,016,900.91 - Step 5: Solve for x
x = 13,814,016,900.91/110,199.14 - Step 6: Final answer
x = 125,355.03
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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.