Finding the Fourth Proportional to 145,051.65, 217,587.99 and 60,726.99
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Solution
The fourth proportional to 145,051.65, 217,587.99 and 60,726.99 is: 91,094.89
Step by Step Solution
- Step 1: Write the proportion equation
145,051.65 : 217,587.99 = 60,726.99 : x - Step 2: Convert to fraction form
145,051.65/217,587.99 = 60,726.99/x - Step 3: Cross multiply
145,051.65x = 217,587.99 × 60,726.99 - Step 4: Simplify right side
145,051.65x = 13,213,463,692.85 - Step 5: Solve for x
x = 13,213,463,692.85/145,051.65 - Step 6: Final answer
x = 91,094.89
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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.