Finding the Fourth Proportional to 185,777.29, 256,394.55 and 110,325.79
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Solution
The fourth proportional to 185,777.29, 256,394.55 and 110,325.79 is: 152,262.59
Step by Step Solution
- Step 1: Write the proportion equation
185,777.29 : 256,394.55 = 110,325.79 : x - Step 2: Convert to fraction form
185,777.29/256,394.55 = 110,325.79/x - Step 3: Cross multiply
185,777.29x = 256,394.55 × 110,325.79 - Step 4: Simplify right side
185,777.29x = 28,286,931,280.44 - Step 5: Solve for x
x = 28,286,931,280.44/185,777.29 - Step 6: Final answer
x = 152,262.59
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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.