Finding the Fourth Proportional to 239,392.93, 358,978.99 and 70,852.99
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Solution
The fourth proportional to 239,392.93, 358,978.99 and 70,852.99 is: 106,246.81
Step by Step Solution
- Step 1: Write the proportion equation
239,392.93 : 358,978.99 = 70,852.99 : x - Step 2: Convert to fraction form
239,392.93/358,978.99 = 70,852.99/x - Step 3: Cross multiply
239,392.93x = 358,978.99 × 70,852.99 - Step 4: Simplify right side
239,392.93x = 25,434,734,788.68 - Step 5: Solve for x
x = 25,434,734,788.68/239,392.93 - Step 6: Final answer
x = 106,246.81
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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.