Finding the Fourth Proportional to 226,303.12, 312,298.41 and 124,335.14
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Solution
The fourth proportional to 226,303.12, 312,298.41 and 124,335.14 is: 171,582.55
Step by Step Solution
- Step 1: Write the proportion equation
226,303.12 : 312,298.41 = 124,335.14 : x - Step 2: Convert to fraction form
226,303.12/312,298.41 = 124,335.14/x - Step 3: Cross multiply
226,303.12x = 312,298.41 × 124,335.14 - Step 4: Simplify right side
226,303.12x = 38,829,666,529.13 - Step 5: Solve for x
x = 38,829,666,529.13/226,303.12 - Step 6: Final answer
x = 171,582.55
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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.