Home / 246,704.28-340,458.54-149,875.20

Finding the Fourth Proportional to 246,704.28, 340,458.54 and 149,875.20

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Solution

The fourth proportional to 246,704.28, 340,458.54 and 149,875.20 is: 206,831.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,704.28 : 340,458.54 = 149,875.20 : x
  2. Step 2: Convert to fraction form
    246,704.28/340,458.54 = 149,875.20/x
  3. Step 3: Cross multiply
    246,704.28x = 340,458.54 × 149,875.20
  4. Step 4: Simplify right side
    246,704.28x = 51,026,291,774.21
  5. Step 5: Solve for x
    x = 51,026,291,774.21/246,704.28
  6. Step 6: Final answer
    x = 206,831.81

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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.