Finding the Fourth Proportional to 145,028.36, 217,565.58 and 61,923.08
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Solution
The fourth proportional to 145,028.36, 217,565.58 and 61,923.08 is: 92,894.46
Step by Step Solution
- Step 1: Write the proportion equation
145,028.36 : 217,565.58 = 61,923.08 : x - Step 2: Convert to fraction form
145,028.36/217,565.58 = 61,923.08/x - Step 3: Cross multiply
145,028.36x = 217,565.58 × 61,923.08 - Step 4: Simplify right side
145,028.36x = 13,472,330,815.59 - Step 5: Solve for x
x = 13,472,330,815.59/145,028.36 - Step 6: Final answer
x = 92,894.46
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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.