Finding the Fourth Proportional to 110,948.07, 153,070.97 and 63,167.61
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Solution
The fourth proportional to 110,948.07, 153,070.97 and 63,167.61 is: 87,150.02
Step by Step Solution
- Step 1: Write the proportion equation
110,948.07 : 153,070.97 = 63,167.61 : x - Step 2: Convert to fraction form
110,948.07/153,070.97 = 63,167.61/x - Step 3: Cross multiply
110,948.07x = 153,070.97 × 63,167.61 - Step 4: Simplify right side
110,948.07x = 9,669,127,019.44 - Step 5: Solve for x
x = 9,669,127,019.44/110,948.07 - Step 6: Final answer
x = 87,150.02
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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.