Home / 146,474-201,938.64-116,359.28

Finding the Fourth Proportional to 146,474, 201,938.64 and 116,359.28

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Solution

The fourth proportional to 146,474, 201,938.64 and 116,359.28 is: 160,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,474 : 201,938.64 = 116,359.28 : x
  2. Step 2: Convert to fraction form
    146,474/201,938.64 = 116,359.28/x
  3. Step 3: Cross multiply
    146,474x = 201,938.64 × 116,359.28
  4. Step 4: Simplify right side
    146,474x = 23,497,434,754.58
  5. Step 5: Solve for x
    x = 23,497,434,754.58/146,474
  6. Step 6: Final answer
    x = 160,420.52

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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.