Home / 247,318.14-341,299.05-139,885.86

Finding the Fourth Proportional to 247,318.14, 341,299.05 and 139,885.86

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Solution

The fourth proportional to 247,318.14, 341,299.05 and 139,885.86 is: 193,042.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,318.14 : 341,299.05 = 139,885.86 : x
  2. Step 2: Convert to fraction form
    247,318.14/341,299.05 = 139,885.86/x
  3. Step 3: Cross multiply
    247,318.14x = 341,299.05 × 139,885.86
  4. Step 4: Simplify right side
    247,318.14x = 47,742,911,126.43
  5. Step 5: Solve for x
    x = 47,742,911,126.43/247,318.14
  6. Step 6: Final answer
    x = 193,042.50

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1.5x scale

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.