Finding the Fourth Proportional to 133,444.99, 199,946.05 and 93,919.07
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Solution
The fourth proportional to 133,444.99, 199,946.05 and 93,919.07 is: 140,722.76
Step by Step Solution
- Step 1: Write the proportion equation
133,444.99 : 199,946.05 = 93,919.07 : x - Step 2: Convert to fraction form
133,444.99/199,946.05 = 93,919.07/x - Step 3: Cross multiply
133,444.99x = 199,946.05 × 93,919.07 - Step 4: Simplify right side
133,444.99x = 18,778,747,066.17 - Step 5: Solve for x
x = 18,778,747,066.17/133,444.99 - Step 6: Final answer
x = 140,722.76
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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.