Finding the Fourth Proportional to 89,417.48, 134,146.99 and 26,235.05
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Solution
The fourth proportional to 89,417.48, 134,146.99 and 26,235.05 is: 39,358.66
Step by Step Solution
- Step 1: Write the proportion equation
89,417.48 : 134,146.99 = 26,235.05 : x - Step 2: Convert to fraction form
89,417.48/134,146.99 = 26,235.05/x - Step 3: Cross multiply
89,417.48x = 134,146.99 × 26,235.05 - Step 4: Simplify right side
89,417.48x = 3,519,352,188.09 - Step 5: Solve for x
x = 3,519,352,188.09/89,417.48 - Step 6: Final answer
x = 39,358.66
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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.