Home / 134,399.45-201,723.72-67,886.20

Finding the Fourth Proportional to 134,399.45, 201,723.72 and 67,886.20

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Solution

The fourth proportional to 134,399.45, 201,723.72 and 67,886.20 is: 101,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,399.45 : 201,723.72 = 67,886.20 : x
  2. Step 2: Convert to fraction form
    134,399.45/201,723.72 = 67,886.20/x
  3. Step 3: Cross multiply
    134,399.45x = 201,723.72 × 67,886.20
  4. Step 4: Simplify right side
    134,399.45x = 13,694,256,798.25
  5. Step 5: Solve for x
    x = 13,694,256,798.25/134,399.45
  6. Step 6: Final answer
    x = 101,892.21

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1.5x scale

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.