Finding the Fourth Proportional to 155,179.07, 232,763.99 and 42,866.02
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Solution
The fourth proportional to 155,179.07, 232,763.99 and 42,866.02 is: 64,297.76
Step by Step Solution
- Step 1: Write the proportion equation
155,179.07 : 232,763.99 = 42,866.02 : x - Step 2: Convert to fraction form
155,179.07/232,763.99 = 42,866.02/x - Step 3: Cross multiply
155,179.07x = 232,763.99 × 42,866.02 - Step 4: Simplify right side
155,179.07x = 9,977,665,927.24 - Step 5: Solve for x
x = 9,977,665,927.24/155,179.07 - Step 6: Final answer
x = 64,297.76
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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.