Finding the Fourth Proportional to 201,479.13, 278,041.84 and 110,842.00
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Solution
The fourth proportional to 201,479.13, 278,041.84 and 110,842.00 is: 152,962.31
Step by Step Solution
- Step 1: Write the proportion equation
201,479.13 : 278,041.84 = 110,842.00 : x - Step 2: Convert to fraction form
201,479.13/278,041.84 = 110,842.00/x - Step 3: Cross multiply
201,479.13x = 278,041.84 × 110,842.00 - Step 4: Simplify right side
201,479.13x = 30,818,712,657.07 - Step 5: Solve for x
x = 30,818,712,657.07/201,479.13 - Step 6: Final answer
x = 152,962.31
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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.