Home / 248,465.38-342,882.22-135,288.13

Finding the Fourth Proportional to 248,465.38, 342,882.22 and 135,288.13

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Solution

The fourth proportional to 248,465.38, 342,882.22 and 135,288.13 is: 186,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,465.38 : 342,882.22 = 135,288.13 : x
  2. Step 2: Convert to fraction form
    248,465.38/342,882.22 = 135,288.13/x
  3. Step 3: Cross multiply
    248,465.38x = 342,882.22 × 135,288.13
  4. Step 4: Simplify right side
    248,465.38x = 46,387,892,639.64
  5. Step 5: Solve for x
    x = 46,387,892,639.64/248,465.38
  6. Step 6: Final answer
    x = 186,697.61

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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.