Finding the Fourth Proportional to 124,170.36, 171,355.95 and 67,582.14
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Solution
The fourth proportional to 124,170.36, 171,355.95 and 67,582.14 is: 93,263.82
Step by Step Solution
- Step 1: Write the proportion equation
124,170.36 : 171,355.95 = 67,582.14 : x - Step 2: Convert to fraction form
124,170.36/171,355.95 = 67,582.14/x - Step 3: Cross multiply
124,170.36x = 171,355.95 × 67,582.14 - Step 4: Simplify right side
124,170.36x = 11,580,601,802.73 - Step 5: Solve for x
x = 11,580,601,802.73/124,170.36 - Step 6: Final answer
x = 93,263.82
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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.