Home / 134,459.28-201,721.88-40,965.03

Finding the Fourth Proportional to 134,459.28, 201,721.88 and 40,965.03

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Solution

The fourth proportional to 134,459.28, 201,721.88 and 40,965.03 is: 61,457.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,459.28 : 201,721.88 = 40,965.03 : x
  2. Step 2: Convert to fraction form
    134,459.28/201,721.88 = 40,965.03/x
  3. Step 3: Cross multiply
    134,459.28x = 201,721.88 × 40,965.03
  4. Step 4: Simplify right side
    134,459.28x = 8,263,542,865.86
  5. Step 5: Solve for x
    x = 8,263,542,865.86/134,459.28
  6. Step 6: Final answer
    x = 61,457.59

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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.