Finding the Fourth Proportional to 160,246.13, 240,030.14 and 103,918.91
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Solution
The fourth proportional to 160,246.13, 240,030.14 and 103,918.91 is: 155,658.48
Step by Step Solution
- Step 1: Write the proportion equation
160,246.13 : 240,030.14 = 103,918.91 : x - Step 2: Convert to fraction form
160,246.13/240,030.14 = 103,918.91/x - Step 3: Cross multiply
160,246.13x = 240,030.14 × 103,918.91 - Step 4: Simplify right side
160,246.13x = 24,943,668,796.20 - Step 5: Solve for x
x = 24,943,668,796.20/160,246.13 - Step 6: Final answer
x = 155,658.48
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1.5x scale
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.