Home / 130,936.10-196,422.28-46,671.44

Finding the Fourth Proportional to 130,936.10, 196,422.28 and 46,671.44

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Solution

The fourth proportional to 130,936.10, 196,422.28 and 46,671.44 is: 70,013.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,936.10 : 196,422.28 = 46,671.44 : x
  2. Step 2: Convert to fraction form
    130,936.10/196,422.28 = 46,671.44/x
  3. Step 3: Cross multiply
    130,936.10x = 196,422.28 × 46,671.44
  4. Step 4: Simplify right side
    130,936.10x = 9,167,310,655.68
  5. Step 5: Solve for x
    x = 9,167,310,655.68/130,936.10
  6. Step 6: Final answer
    x = 70,013.62

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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.