Home / 248,382.45-342,008.73-187,217.53

Finding the Fourth Proportional to 248,382.45, 342,008.73 and 187,217.53

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Solution

The fourth proportional to 248,382.45, 342,008.73 and 187,217.53 is: 257,788.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,382.45 : 342,008.73 = 187,217.53 : x
  2. Step 2: Convert to fraction form
    248,382.45/342,008.73 = 187,217.53/x
  3. Step 3: Cross multiply
    248,382.45x = 342,008.73 × 187,217.53
  4. Step 4: Simplify right side
    248,382.45x = 64,030,028,814.02
  5. Step 5: Solve for x
    x = 64,030,028,814.02/248,382.45
  6. Step 6: Final answer
    x = 257,788.06

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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.