Finding the Fourth Proportional to 126,925.74, 175,154.91 and 70,336.62
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Solution
The fourth proportional to 126,925.74, 175,154.91 and 70,336.62 is: 97,063.09
Step by Step Solution
- Step 1: Write the proportion equation
126,925.74 : 175,154.91 = 70,336.62 : x - Step 2: Convert to fraction form
126,925.74/175,154.91 = 70,336.62/x - Step 3: Cross multiply
126,925.74x = 175,154.91 × 70,336.62 - Step 4: Simplify right side
126,925.74x = 12,319,804,345.80 - Step 5: Solve for x
x = 12,319,804,345.80/126,925.74 - Step 6: Final answer
x = 97,063.09
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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.