Finding the Fourth Proportional to 225,106.60, 337,484.78 and 112,729.08
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Solution
The fourth proportional to 225,106.60, 337,484.78 and 112,729.08 is: 169,005.92
Step by Step Solution
- Step 1: Write the proportion equation
225,106.60 : 337,484.78 = 112,729.08 : x - Step 2: Convert to fraction form
225,106.60/337,484.78 = 112,729.08/x - Step 3: Cross multiply
225,106.60x = 337,484.78 × 112,729.08 - Step 4: Simplify right side
225,106.60x = 38,044,348,763.40 - Step 5: Solve for x
x = 38,044,348,763.40/225,106.60 - Step 6: Final answer
x = 169,005.92
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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.