Finding the Fourth Proportional to 97,315.36, 134,295.84 and 61,521.44
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Solution
The fourth proportional to 97,315.36, 134,295.84 and 61,521.44 is: 84,899.99
Step by Step Solution
- Step 1: Write the proportion equation
97,315.36 : 134,295.84 = 61,521.44 : x - Step 2: Convert to fraction form
97,315.36/134,295.84 = 61,521.44/x - Step 3: Cross multiply
97,315.36x = 134,295.84 × 61,521.44 - Step 4: Simplify right side
97,315.36x = 8,262,073,462.81 - Step 5: Solve for x
x = 8,262,073,462.81/97,315.36 - Step 6: Final answer
x = 84,899.99
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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.