Home / 231,837.30-347,075.55-172,934.10

Finding the Fourth Proportional to 231,837.30, 347,075.55 and 172,934.10

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Solution

The fourth proportional to 231,837.30, 347,075.55 and 172,934.10 is: 258,893.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,837.30 : 347,075.55 = 172,934.10 : x
  2. Step 2: Convert to fraction form
    231,837.30/347,075.55 = 172,934.10/x
  3. Step 3: Cross multiply
    231,837.30x = 347,075.55 × 172,934.10
  4. Step 4: Simplify right side
    231,837.30x = 60,021,197,871.26
  5. Step 5: Solve for x
    x = 60,021,197,871.26/231,837.30
  6. Step 6: Final answer
    x = 258,893.62

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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.