Finding the Fourth Proportional to 76,904.76, 115,345.62 and 63,841.08
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Solution
The fourth proportional to 76,904.76, 115,345.62 and 63,841.08 is: 95,752.06
Step by Step Solution
- Step 1: Write the proportion equation
76,904.76 : 115,345.62 = 63,841.08 : x - Step 2: Convert to fraction form
76,904.76/115,345.62 = 63,841.08/x - Step 3: Cross multiply
76,904.76x = 115,345.62 × 63,841.08 - Step 4: Simplify right side
76,904.76x = 7,363,788,954.07 - Step 5: Solve for x
x = 7,363,788,954.07/76,904.76 - Step 6: Final answer
x = 95,752.06
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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.