Finding the Fourth Proportional to 175,390.74, 241,981.83 and 107,336.75
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Solution
The fourth proportional to 175,390.74, 241,981.83 and 107,336.75 is: 148,089.59
Step by Step Solution
- Step 1: Write the proportion equation
175,390.74 : 241,981.83 = 107,336.75 : x - Step 2: Convert to fraction form
175,390.74/241,981.83 = 107,336.75/x - Step 3: Cross multiply
175,390.74x = 241,981.83 × 107,336.75 - Step 4: Simplify right side
175,390.74x = 25,973,541,981.34 - Step 5: Solve for x
x = 25,973,541,981.34/175,390.74 - Step 6: Final answer
x = 148,089.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.