Finding the Fourth Proportional to 242,000.74, 333,969.14 and 133,109.68
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Solution
The fourth proportional to 242,000.74, 333,969.14 and 133,109.68 is: 183,695.82
Step by Step Solution
- Step 1: Write the proportion equation
242,000.74 : 333,969.14 = 133,109.68 : x - Step 2: Convert to fraction form
242,000.74/333,969.14 = 133,109.68/x - Step 3: Cross multiply
242,000.74x = 333,969.14 × 133,109.68 - Step 4: Simplify right side
242,000.74x = 44,454,525,355.28 - Step 5: Solve for x
x = 44,454,525,355.28/242,000.74 - Step 6: Final answer
x = 183,695.82
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1.5x scale
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.