Finding the Fourth Proportional to 201,368.48, 277,894.55 and 110,719.76
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Solution
The fourth proportional to 201,368.48, 277,894.55 and 110,719.76 is: 152,796.59
Step by Step Solution
- Step 1: Write the proportion equation
201,368.48 : 277,894.55 = 110,719.76 : x - Step 2: Convert to fraction form
201,368.48/277,894.55 = 110,719.76/x - Step 3: Cross multiply
201,368.48x = 277,894.55 × 110,719.76 - Step 4: Simplify right side
201,368.48x = 30,768,417,881.31 - Step 5: Solve for x
x = 30,768,417,881.31/201,368.48 - Step 6: Final answer
x = 152,796.59
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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.