Home / 134,274.12-201,238.92-113,459.28

Finding the Fourth Proportional to 134,274.12, 201,238.92 and 113,459.28

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Solution

The fourth proportional to 134,274.12, 201,238.92 and 113,459.28 is: 170,043.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,274.12 : 201,238.92 = 113,459.28 : x
  2. Step 2: Convert to fraction form
    134,274.12/201,238.92 = 113,459.28/x
  3. Step 3: Cross multiply
    134,274.12x = 201,238.92 × 113,459.28
  4. Step 4: Simplify right side
    134,274.12x = 22,832,422,971.18
  5. Step 5: Solve for x
    x = 22,832,422,971.18/134,274.12
  6. Step 6: Final answer
    x = 170,043.36

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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.