Finding the Fourth Proportional to 259,777.08, 358,552.14 and 152,381.71
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Solution
The fourth proportional to 259,777.08, 358,552.14 and 152,381.71 is: 210,321.82
Step by Step Solution
- Step 1: Write the proportion equation
259,777.08 : 358,552.14 = 152,381.71 : x - Step 2: Convert to fraction form
259,777.08/358,552.14 = 152,381.71/x - Step 3: Cross multiply
259,777.08x = 358,552.14 × 152,381.71 - Step 4: Simplify right side
259,777.08x = 54,636,788,094.12 - Step 5: Solve for x
x = 54,636,788,094.12/259,777.08 - Step 6: Final answer
x = 210,321.82
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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.