Finding the Fourth Proportional to 230,726.70, 346,090.05 and 125,750.70
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Solution
The fourth proportional to 230,726.70, 346,090.05 and 125,750.70 is: 188,626.05
Step by Step Solution
- Step 1: Write the proportion equation
230,726.70 : 346,090.05 = 125,750.70 : x - Step 2: Convert to fraction form
230,726.70/346,090.05 = 125,750.70/x - Step 3: Cross multiply
230,726.70x = 346,090.05 × 125,750.70 - Step 4: Simplify right side
230,726.70x = 43,521,066,050.54 - Step 5: Solve for x
x = 43,521,066,050.54/230,726.70 - Step 6: Final answer
x = 188,626.05
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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.