Finding the Fourth Proportional to 133,303.77, 183,839.98 and 110,606.79
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Solution
The fourth proportional to 133,303.77, 183,839.98 and 110,606.79 is: 152,538.45
Step by Step Solution
- Step 1: Write the proportion equation
133,303.77 : 183,839.98 = 110,606.79 : x - Step 2: Convert to fraction form
133,303.77/183,839.98 = 110,606.79/x - Step 3: Cross multiply
133,303.77x = 183,839.98 × 110,606.79 - Step 4: Simplify right side
133,303.77x = 20,333,950,521.06 - Step 5: Solve for x
x = 20,333,950,521.06/133,303.77 - Step 6: Final answer
x = 152,538.45
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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.