Home / 246,511.46-340,185.75-139,080.53

Finding the Fourth Proportional to 246,511.46, 340,185.75 and 139,080.53

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Solution

The fourth proportional to 246,511.46, 340,185.75 and 139,080.53 is: 191,931.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,511.46 : 340,185.75 = 139,080.53 : x
  2. Step 2: Convert to fraction form
    246,511.46/340,185.75 = 139,080.53/x
  3. Step 3: Cross multiply
    246,511.46x = 340,185.75 × 139,080.53
  4. Step 4: Simplify right side
    246,511.46x = 47,313,214,408.45
  5. Step 5: Solve for x
    x = 47,313,214,408.45/246,511.46
  6. Step 6: Final answer
    x = 191,931.09

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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.