Finding the Fourth Proportional to 142,698.48, 214,030.68 and 37,525.65
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Solution
The fourth proportional to 142,698.48, 214,030.68 and 37,525.65 is: 56,283.99
Step by Step Solution
- Step 1: Write the proportion equation
142,698.48 : 214,030.68 = 37,525.65 : x - Step 2: Convert to fraction form
142,698.48/214,030.68 = 37,525.65/x - Step 3: Cross multiply
142,698.48x = 214,030.68 × 37,525.65 - Step 4: Simplify right side
142,698.48x = 8,031,640,386.94 - Step 5: Solve for x
x = 8,031,640,386.94/142,698.48 - Step 6: Final answer
x = 56,283.99
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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.