Finding the Fourth Proportional to 122,079.29, 183,173.60 and 97,038.14
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Solution
The fourth proportional to 122,079.29, 183,173.60 and 97,038.14 is: 145,600.66
Step by Step Solution
- Step 1: Write the proportion equation
122,079.29 : 183,173.60 = 97,038.14 : x - Step 2: Convert to fraction form
122,079.29/183,173.60 = 97,038.14/x - Step 3: Cross multiply
122,079.29x = 183,173.60 × 97,038.14 - Step 4: Simplify right side
122,079.29x = 17,774,824,767.83 - Step 5: Solve for x
x = 17,774,824,767.83/122,079.29 - Step 6: Final answer
x = 145,600.66
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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.