Home / 247,317.13-341,297.66-139,884.85

Finding the Fourth Proportional to 247,317.13, 341,297.66 and 139,884.85

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Solution

The fourth proportional to 247,317.13, 341,297.66 and 139,884.85 is: 193,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,317.13 : 341,297.66 = 139,884.85 : x
  2. Step 2: Convert to fraction form
    247,317.13/341,297.66 = 139,884.85/x
  3. Step 3: Cross multiply
    247,317.13x = 341,297.66 × 139,884.85
  4. Step 4: Simplify right side
    247,317.13x = 47,742,369,568.54
  5. Step 5: Solve for x
    x = 47,742,369,568.54/247,317.13
  6. Step 6: Final answer
    x = 193,041.10

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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.