Home / 239,165.78-358,792.83-98,935.34

Finding the Fourth Proportional to 239,165.78, 358,792.83 and 98,935.34

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Solution

The fourth proportional to 239,165.78, 358,792.83 and 98,935.34 is: 148,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,165.78 : 358,792.83 = 98,935.34 : x
  2. Step 2: Convert to fraction form
    239,165.78/358,792.83 = 98,935.34/x
  3. Step 3: Cross multiply
    239,165.78x = 358,792.83 × 98,935.34
  4. Step 4: Simplify right side
    239,165.78x = 35,497,288,831.65
  5. Step 5: Solve for x
    x = 35,497,288,831.65/239,165.78
  6. Step 6: Final answer
    x = 148,421.27

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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.