Finding the Fourth Proportional to 107,952.24, 148,950.12 and 62,637.84
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Solution
The fourth proportional to 107,952.24, 148,950.12 and 62,637.84 is: 86,426.31
Step by Step Solution
- Step 1: Write the proportion equation
107,952.24 : 148,950.12 = 62,637.84 : x - Step 2: Convert to fraction form
107,952.24/148,950.12 = 62,637.84/x - Step 3: Cross multiply
107,952.24x = 148,950.12 × 62,637.84 - Step 4: Simplify right side
107,952.24x = 9,329,913,784.54 - Step 5: Solve for x
x = 9,329,913,784.54/107,952.24 - Step 6: Final answer
x = 86,426.31
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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.