Finding the Fourth Proportional to 130,374.74, 179,902.26 and 73,006.08
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Solution
The fourth proportional to 130,374.74, 179,902.26 and 73,006.08 is: 100,740.06
Step by Step Solution
- Step 1: Write the proportion equation
130,374.74 : 179,902.26 = 73,006.08 : x - Step 2: Convert to fraction form
130,374.74/179,902.26 = 73,006.08/x - Step 3: Cross multiply
130,374.74x = 179,902.26 × 73,006.08 - Step 4: Simplify right side
130,374.74x = 13,133,958,785.74 - Step 5: Solve for x
x = 13,133,958,785.74/130,374.74 - Step 6: Final answer
x = 100,740.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.