Finding the Fourth Proportional to 60.04, 89.35 and 58.09
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Solution
The fourth proportional to 60.04, 89.35 and 58.09 is: 86.45
Step by Step Solution
- Step 1: Write the proportion equation
60.04 : 89.35 = 58.09 : x - Step 2: Convert to fraction form
60.04/89.35 = 58.09/x - Step 3: Cross multiply
60.04x = 89.35 × 58.09 - Step 4: Simplify right side
60.04x = 5,190.34 - Step 5: Solve for x
x = 5,190.34/60.04 - Step 6: Final answer
x = 86.45
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.